The creators and performers of Sesame Street are skilled at creating the illusion that the puppets are living characters. Still, occasional goofs slip through, and make it onto the screen.

Picture Segment / EKA Description

Ernie Calls His Bathtub Rosie/Everybody Wash
(Episode 0001)
During this sketch, Jim Henson's arm is visible operating Ernie's arm. While operating Bert, Frank Oz's arm, head, and black-rimmed glasses can all be seen. Later, during "Everybody Wash", Henson's arm is seen again after Ernie announces, "Everybody wash... your everything!"
Kermit's W Lecture
(Episode 0001)
When Cookie Monster nibbles on Kermit, Frank Oz's arm can be seen at the end of the Cookie Monster puppet.
Appliance War
(Episode 0003)
When Ernie starts dancing to the radio and Bert says "Uh-huh! Okay, smart guy!", Henson's head pops up near Ernie.
"Lucy in the Sky with Diamonds"
(Episode 0003)
When the hippie Anything Muppets start dancing during the first refrain, the Purple AM's nose falls off. The character loses his nose again during the second refrain.
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Football Chant
(Episode 0009)
Jim Henson's head can be seen bopping up and down underneath Ernie throughout the sketch, and at one point, Frank Oz's hand can be seen holding up Bert in addition to a rip at the bottom of Bert's shirt.
Ernie's R Collection
(Episode 0014)
As Bert admires his J toward the end, Frank's finger can be seen operating Bert's arm rod.
"Mahna Mahna"
(Episode 0014)
At the beginning, the green girl is voiced by Loretta Long, and the purple girl by Frank Oz, but halfway through the introduction, the voices switch.
"All Together Now"
(Episode 0015)
During the first verse, the daughter's left eye comes loose, and the puppeteer briefly ducks the puppet down to reattach it. At the end of the song, the characters all collapse on the wall, and the mother's left eye comes loose.

"Yellow Submarine"
(Episode 0017)
During the party sequences, a few puppeteers' heads are visible.
"A, You're Adorable"
(Episode 0023)
As Jack puts the R block back on the brick wall, Frank Oz's head pops up under Cookie Monster in the corner. It pops up throughout the rest of the sketch.
Bert's Big Sneeze
(Episode 0026)
For the first 30 seconds or so of this sketch, Frank Oz's hair is seen in the right hand bottom corner of the screen.
Big Bird Meets Little Bird
(Episode 0028)
Several times in the sketch, there's a visible opening between Big Bird's head and neck in which a bit of Caroll Spinney's hand is revealed operating the head.
People in Your Neighborhood GOOF
"The People in Your Neighborhood"
(Episode 0045)
A puppeteer's hand can be seen when the Fat Blue garbageman picks up the garbage can.

The Mr. and Mrs. Game
(Episode 0072)
Both Oz and Henson's heads can be seen when Ralph and Trudy Monster jump up and down and rip the curtain. Henson's's head is seen when Ralph scares Guy Smiley and says "I scared you, huh?", and when Guy Smiley says, "You got a cookie!"
No nose
F Cheer 1
(Episode 0092)
Near the end of the skit, the nose of the Pumpkin Orange AM falls off.
F Cheer 2
(Episode 0092)
When the Fat Blue AM is tossed around near the end of this skit, one can clearly see the puppet has no legs.
K Cheer
(Episode 0100)
When the Anything Muppets erupt in cheers, the puppeteers' heads can be seen at the bottom of the screen. Caroll Spinney's head is especially visible in one moment, under the Pumpkin puppet.
Kermit & Brian Talk Loud & Soft
(Episode 0126)
After Kermit falls off his stool, Kermit's sock is seen when he comes back up on his stool.
Body Parts
(Episode 0130)
Kermit's sock is visible in the skit where Professor Hastings talks about body parts.

Episode 0131
Scene #1
When Ernie and Bert are arguing about who's taller, Frank Oz's head and arm are visible, as is Jim Henson's head. Later, when Gordon lifts Ernie up, Jim's head and arm are both visible.
Episode 0131
Scene #5
When Granny Grouch enters scene, the heads of Jerry Nelson (top) and another puppeteer (bottom) are briefly visible.

What's My Part?: Mr. Nose
(Episode 0131)
After Guy Smiley introduces the game at the beginning, Henson's head briefly pops up. As Guy flips the game board numbers, a crowbar-like rod of some sort is seen flipping said numbers.
"I Whistle a Happy Tune"
(Episode 0131)
Frank Oz's head and arm can be seen while puppeteering Grover.
4 Cheer
(Episode 0132)
When the balloons come in to the shot, a hand can be seen.

The Magic Apple
(Episode 0133)
Jim's head becomes visible towards the end of the story.
Grover and the Telephone
(Episode 0146)
When Grover says "And you can talk to people FAR AWAY!" Frank Oz's hand is seen operating Grover's left arm rod.
0153 Pile of cookies
Pile of cookies
(Episode 0153)
Since the Muppet performers did not have headset microphones at the time (photographic evidence exists of this), the plastic clicking of Cookie Monster's googly eyes is picked up on the external boom mic.
What's My Part?: Mr. Foot
(Episode 0256)
Oz's head is visible underneath Professor Hastings near the end of the sketch, when Hastings rushes up to the desk where Guy Smiley and Mr. Foot preside.
Eating Telephone
(Episode 0265)
Oz's arm is visible underneath Cookie Monster, as the character deliberately lifts "his belly" to look for the telephone inside his stomach, near the very end of the sketch.

(Episode 0218)
When the lead singer enters the scene, a performer's head is visible. Likewise, when the blue singer does his verse, 2 performer's heads are briefly seen.

Ernie Prepares for His Bath
(Episode 0269)
Henson's head and white sleeve can be seen when Ernie puts down the bowling ball on the table.

Bert is Missing
(Episode 0278)
Henson's head and left arm are visible when Ernie frantically digs for Sherlock Hemlock at the end.

Lefty the Salesman: Picture of Four Elephants
(Episode 0278)
Lefty has ears for most of the sketch. After the second close-up on the painting, he has no ears.

The Amazing Mumford's Disappearing Pineapple Trick
(Episode 0280)
When The Amazing Mumford enters, Jerry Nelson and another puppeteer's head are both visible underneath him. Also, when the smoke from Mumford's disappearance clears up, Frank Oz's head is visible underneath Grover.
Ernie Plays The Drums
(Episode 0280)
Throughout the sketch, the bottom of the set is exposed, and during the skit, Oz can be seen performing Bert.
Talk Slower
(Episode 0288)
When Ernie talks slower, Henson's head pops up momentarily underneath him.
Muppets bigandsmall
Letters vs. Numbers
(Episode 0298)
When Herry is called over to the "letters" team, a puppeteer's head can be seen in the lower left corner of the screen. Also, when the Hot Pink boy with the number 6 on his shirt takes his turn being picked for a team, he is voiced by Frank Oz, yet at the end when he suggests they play tiddlywinks, he is now voiced by Jim Henson.
Cookies in Bed
(Episode 0302)
When Ernie walks over to Bert's bed and Bert asks, "Ernie, what are you doing?" at the end of Bert's bed, you can see a puppeteer's head performing Ernie.
"What Do I Do When I'm Alone"
(Episode 0303)
Near the end of the song, Oz's hair is seen below to the right of Grover.
The Remembering Game
(Episode 0310)
A hand can be seen in the lower right hand corner operating the game board.

Ernie Puts the Vase Away
(Episode 0310)
Throughout the sketch, Ernie's sleeve is visible in several shots, and so is the top of Henson's head (including his eyes).
The Weather Show
(Episode 0337)
When the wind appears for the first time, near the end, Jascha's nose almost flies off. The nose remains loose until Guy Smiley reintroduces the weather during the audience's vote, then Jascha Lombardi's nose finally and accidentally flies off during wind.
P song goof
"P Is My Favorite Letter"
(Episode 0348)
At the end of the song, Jim Henson's arm can be briefly seen under the Fat Blue Anything Muppet.
"J Friends"
(Episode 0527)
During the final verse, when the friends "jump with Jane," a puppeteer's forehead and the bottoms of the AMs, especially the Lavender, are briefly visible.

(Episode 0532)
During one take for the song, Big Jeffy's verse at the end of the song, his hat begins to come loose and eventually falls off.
"How Do You Do"
(Episode 0536)
When Lena Horne takes Grover on her lap, Frank Oz's armsock can be seen.
"The Beach: Tough Eddie"
Episode 0597
Right at the beginning, a bit of Tough Eddie, including his nose, is plainly visible on camera, just to Bert's left, as if Eddie were simply waiting for his cue.
"The Alphabet Song"
(Episode 0600)
Farley's sleeve is visible on the bottom right corner while jumping up and down.
Episode 0666
Scene #2
Near the end of this scene, Jerry Nelson's head is briefly seen under Rodeo Rosie.

(Episode 0666)
When Bert and Guy Smiley are exiting, a performer's head can be seen, as well as that performer's arm under Bert. When The Alphabeats exit the performance, another performer's head pops up.

Sesame Street Pageants: A Flower Grows
(Episode 0666)
When Herry walks offstage and knocks a pole over, Jerry Nelson's arm is briefly seen performing Herry's left arm. Also, a performer's (likely Nelson's) head is seen after Herry leaves at the end of the sketch.
Old West sketches: Bad Bart's Surprise
(Episode 0675)
In one shot, the one in which Bad Bart has walked into the saloon and says Marshall Earp had better be there soon, he is standing in front of the wall, but in the next close-up shot of him saying he has a surprise for her, he is back in front of the door, with his head silhouetted against the sunset.
Bert's Painting
(Episode 0683)
Near the end of the sketch, viewers can see the top part of Oz's head, while Bert is behind the painting.
Sesame Street News Flash: Rapunzel
(Episode 0692)
The top of Jim Henson's head can be seen near the end of this sketch.
Twiddlebugs Go To the Zoo
(Episode 0693)
Henson's head can be seen through the plants under Ernie at the end of this sketch.
Cookie Monster Sketches: Miscellaneous: Shares a Cookie
(Episode 0730)
When the girl first approaches Cookie Monster, she already has half a cookie with her (the top of it can be seen at the bottom of the screen). And then, when she lunges to eat it, the cookie slips from her hand, and she ends up munching on nothing more than a few fingertips full of air.
(Episode 0737)
At the end of the song, Little Jerry's dashiki is seen with a tear in the back.
The King Banishes the Letter P
(Episode 0764)
At the start of the scene where King Peter the Persnickety allows P items back into the kingdom, Richard Hunt's head is visible underneath the Green Townsperson.
Roosevelt Franklin Elementary School: Loud and Soft
(Episode 0796)
As Roosevelt Franklin begins to say "Now you know the difference between loud and soft", a performer's arm is seen controlling Roosevelt, as well as another puppeteer's head between Baby Breeze and the Lavender AM student.
The Subway
(Episode 0808)
After singing the opening solo, the Green Anything Muppet with the shades turns and walks down the stairs into the underground subway station, and yet just a few seconds later he steps back into shot from off to the side to echo the policeman's "subway" line.
Chocolate Ice Cream
(Episode 1037)
Part of Jim Henson's head briefly pops up next to Ernie as he sets the banana on the table.
Countryside Goof
"Ah, For the Joys of the Countryside"
(Episode 1056)
At the beginning of the song, Jim Henson's head briefly appears under the baritone. Also, during the song, Henson's finger appears operating the puppet's arm rods when the bus appears at the "Bad Food" restaurant.
Brad's Bath
(Episode 1134)
When Ernie hauls in the big box of bath toys, a puppeteer's arm is visible performing Ernie's right hand.
Me Lost Me Cookie at the Disco Goof
"Me Lost Me Cookie at the Disco"
(Season 11)
Near the end of the song, a performer's head can be seen under a monster.
Bring Your Own Can Night
(Season 12)
In wide shots, the lid to Oscar's trash can can be seen hanging from the side as Bruno carries it, but when the scene cuts to a close-up of the human cast sticking their heads out of the can, the lid is nowhere to be seen.
This Is My J (Episode 1451 ) At the end, when the letter J on the crane falls down, you can actually see it briefly over the front of the set.
Bed Making Cooperation
(Episode 1708)
At one point when Ernie and Bert switch sides (as Ernie complains the blanket on one side of the bed is crooked), the camera pans too far to the left, revealing the edge of the set.
(Episode 1858)
At one of the points when the librarian tells Grover to be quieter, coming from behind the desk, Jerry Nelson's (who was performing the librarian) head becomes visible.
Sesame Street Pageants: The Four Seasons
(Episode 1929)
Cookie Monster stays on stage right before a cut to a close-up of the cast entering the stage from the wings. However, Cookie Monster is behind the cast entering the stage, despite being on stage in the previous shot.
(Episode 2244)
Grover jerks his head toward the door before the man knocks, which suggests that he was anticipating it.

"Be My D"
(Episode 1449)
After the first chorus, the Lavender Dew Drop's right earring flies off.
"Raise Your Hand"
(Episode 2274)
Toward the end of the song, one of Little Chrissy's arm-rods flies into the air.
Kermit's Lectures: Taxi
(Episode 2293)
In the beginning and end of the segment, Jim Henson's hair is visible.
Cookie goof
"Healthy Food" (Episode 2450) At the beginning of the second verse (particularly at the line "Not believe how great you feel!"), a puppeteer's head becomes visible next to Cookie Monster.
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"African Alphabet" (Episode 2404) Jim Henson's head can be seen near Kermit before he briefly exits the screen.
Happy and Sad GOOF
Kermit's Lectures: Happy and Sad
(Episode 2481)
When Elmo tags Kermit, Kermit's sock can be seen.
Kevin goof
Don't Sing This Song (Episode 2482) During the song, you can briefly see Kevin Clash performing Elmo behind Bob.
(Episode 2489)
In one of the black and white flashbacks in the music video for the song "The Letter N", the Nickmatics are recycled as the waiters in the re-decoration of Nino's. However, the guitarist's guitar is still placed on the puppet.
"If Moon Was Cookie"
(Episode 2619)
A puppeteer's head is visible as Cookie sings "It clear to me".
"Hey Food"
(Episode 2640)
Near the end of the song, one of the drums falls off the set.
Alphaquest: M
(Episode 2724)
When the girl first enters the kitchen, one of the mittens she uses is plainly visible on the table, yet in the very next shot, it disappears.

"The Honker-Duckie-Dinger Jamboree"
(Episode 2773)
Towards the beginning, Cheryl Blaylock's head is visible underneath the Blue Honker. Also, during the instrumental break, Jim Henson's head appears underneath Ernie.
"We Are All Earthlings"
(Episode 2835)
During the first chorus, the sound suggests that all the characters are singing in unison, yet some of them (Elmo included) are seen moving their mouths to no sound, as if to echo the title line, as would be done in the next choruses.
"Wet Paint"
(Episode 2847)
During the first chorus, while brown paint trickles down the back canvas, a brief shot of a performer's head can be seen before the cows sing "Wet paint, wet paint."
Episode 2898 Jerry Nelson's hand is briefly visible operating the Big Bad Wolf's arm rods.
Calypso goof
Sesame Street Theme"
(Calypso version)
During the alternate version of the calypso opening, featuring Zoe and Baby Natasha, when Zoe pulls the scene down, her arm sleeve can be seen.

Episode 3239
Scene #1
In the first shot, when Jamal is greeting the viewer, the camera is facing the balcony from inside the day care, where there appears to be no door leading outside. However, in the following shot of Zoe and Angela, a door appears halfway closed.
Episode 3457
Scene #3
A puppeteer can be seen behind the Amazing Mumford when he tells Michael Tweeter that he knows how to get his suitcase back.
Episode 3509
Scene #4
When Gina is reading Papa Bear's letter to Baby Bear, Fran Brill's head can be seen underneath Zoe.
Episode 3520
Scene #4
A tiny portion of Fran Brill's head can be seen on the lower right when Zoe returns to Baby Bear and Gabi.
Episode 3553
Scene #1
Jerry Nelson's hand is briefly visible controlling Frazzle's arm rod when Gina is singing "Wake Up."
(Episode 3712)
Zoe's arm sleeve (and Fran Brill's arm) is seen when Erykah Badu lifts her up.
Episode 3744
Scene #3
A performer's head is seen underneath the Float Delivery Guy on the lower right in one shot.
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"Fur" (remake)
(Episode 3774)
Oz's arm becomes visible under Grover at one point.
Episode 3784
Scene #1 cont'd
When the Emperor lifts his hand up at the clothes, his arm rod dowel is briefly seen.
Episode 3794
Scene #8
When Rosita enters the scene, Carmen Osbahr's head is shown.
"Together We Make Music"
(Episode 3814)
A puppeteer's head is visible behind the purple monster a few times.
Episode 3816
Scene #1
When Telly Monster meets Baby Bear, a person's head (likely David Rudman's) can be briefly seen at one point.
Gospel goof
"Gospel Alphabet"
(Episode 3825)
As Patti LaBelle and the Muppets sing "E-F," a puppeteer's head and arm become visible underneath Ernie. They "hide" when the gang sings "K-L-M-N-O-P."
Gospel goof2
"Gospel Alphabet"
(Episode 3825)
As Patti LaBelle and the Muppets sing "I-J," a puppeteer's head pops up underneath Elmo and Prairie Dawn. It "hides" at "Q-R-S." At that same time, a puppeteer’s head pops up underneath Bert and The Count briefly.
Bert looses an eye
"Gospel Alphabet"
(Episode 3825)
Barely visible earlier, yet most prominently visible as Patti LaBelle sings "You know what Miss Patti's gonna do?" a puppeteer's head and arm are visible controlling Zoe. As the Muppets sing "A-B-C" at a fast pace for the second time, the puppeteer's head is visible again.
Gospel goof3
"Gospel Alphabet"
(Episode 3825)
During the intense gospel part, Bert loses an eye. The puppeteer attempts to hide this from the camera by having Bert stare off to the right, but he whips his head back to look at Patti.
Episode 3852
Scene #8
David Rudman's head and another performer's shirt can be seen in some shots.
Episode 3879
Scene #5
The word "alive" appears at the top of the screen in one shot, but in at least one broadcast, the word does not appear, so Big Bird and Snuffy look up at nothing, and Susan points to nothing.
Episode 3891
Scene #5
When Oscar and Felix the Grouch are taking turns singing "I Love Trash/Cleaning," Caroll Spinney's head briefly pops up during the second verse.
Episode 3899 As soon as Bert starts holding the banana, Frank Oz's knuckles can be seen operating Bert's arm rod throughout the end of the sketch.
"Pigeons and Cookies and Trash"
(Episode 3952)
Bert receives a helping hand from below to perfect his dance moves.
Episode 3927 You can see David Rudman's cap shown here when the camera is on the next show after the other shot and after when Baby Bear says "So now, we can be friends and play together".
Episode 3976
Scene 4
Gordon and Bob carry Oscar's trash can into the apartment, but shortly afterward, as the hurricane hits, the can is right back where it usually is.
Letter A of the day Goof
The Letter of the Day: A
(Season 33)
As Ernie enters the scene, Steve Whitmire's head can be seen underneath.
Episode 4035
Scene 1 cont'd
When The Big Bad Wolf starts chasing The Three Little Pigs, Jerry Nelson's shirt can be seen.
Journey To Ernie: Jungle When Ernie celebrates, Ernie's arm socket comes up.
Episode 4035
Scene 1 cont'd
When Leonard Wolf starts to tap dance away, Nelson's shirt is seen again underneath Leonard.
"Wake Up!"
(Episode 4036)
As Ernie tosses Bert's pillow (at the line "You've had enough of those pillows"), Ernie's arm sleeve become visible.
GG wirecar goof
Global Grover: South Africa
(Episode 4068)
When Grover is pushing his wire car to a gas station, a hand (likely Eric Jacobson's) is holding Grover's body.
Trash Gordon: Planet Scram
(Episode 4075)
As the wipe is ending, the bottom of one of the Grouch puppets is briefly shown when he quickly lifts his arm up.
Episode 4091
When Elmo begins to dance with Zoe and Karina the Ballerina, Zoe's arm rod dowels can be seen for a second as she jumps up.

Guess What's Next Game
(Episode 4100)
When Ernie counts the sheep, chickens, and cows, a puppeteer's hand can be briefly seen operating Ernie's arm to the left of the table. When the elephant begins rampaging in the apartment, Frank Oz's head appears underneath Bert as Bert runs from the table.
Healthy Habits for Life
(Episode 4101)
When Telly throws the ball, the bottom of the puppet shows for a second as well as Martin P. Robinson's shirt.
Episode 4187
In the street scene where Big Bird is in his nest with Gordon the camera pans out and one can see Big Bird's feet covers, which are worn in rehearsals and are not supposed to be seen on screen.
Episode 4200
The rainbow drawing that Leela hands Rosita is clearly different from the one she had drawn just seconds before.
Episode 4204 goof
Episode 4204
When Jack Be Nimble jumps for the Moon towards the end of the episode, a hand (possibly Joey Mazzarino's) is visible, possibly igniting a special effect for Jack to jump.
Episode 4209
When Zoe counts seven chickens, a puppeteer’s head is visible under the fourth chicken. Additionally, when Elmo is multiplied by 7, the heads of two puppeteers underneath the second and third Elmos are visible.
Episode 4518
When Rosita pops up from drawing the chalk mural on the sidewalk to talk to Leela, Carmen Osbahr's head is seen.
Episode 4518
During Leela and Chris's song, the top of Fran Brill's head is seen under Zoe.
Episode 4608
For most of the final shot of the song "Walking With a Dinosaur", Billy Barkhurst can be visibly seen puppeteering Ernie between Telly and Rosita.
Episode 4615
When Birdie and the Beast play the board game, Tyler Bunch's head can be seen when the Beast takes his numerous turns.

TV and Direct-to-Video Specials

Big Bird in China In a continuity error, the first montage of Big Bird and Barkley in China shows the dog with the hourglass around his neck. They would not receive the item until later in the story.
Don't Eat the Pictures A performers head is visible underneath Bert just before the group splits up to find Big Bird.
Sesame Street, Special It seems that there was some reusing of old footage in the celebrity version of "Put Down the Duckie". Just as before, Ernie puts down his rubber duckie and begins playing his saxophone, but as soon as the instrumental bridge is over and Hoots starts singing again, the duck is back in Ernie's hand, only to disappear a few seconds later.
Rock & Roll! During the introduction, while Jackman Wolf is dancing to music, the puppeteer's arm operating Jackman's right sleeve can be seen on the left-hand side.

Sesame Street Stays Up Late Gilles Ben-David's head is exposed behind Moishe Oofnik during his report from a classroom. Later in the Israeli segment, a boom mic is seen in the shot as they witness the blowing of the shofar.
Sesam Stasjon Goof
Sesame Street Stays Up Late During clips from the characters from Sesam Stasjon, the characters were riding a carriage and you can see Åsmund Huser performing Bjarne Betjent as the carriage rounds the corner.
Do the Alphabet During a pan of the group singing the alphabet, Lisa Buckley can partly be seen behind a crate performing Betty Lou. Also, during the finale, David Rudman, particularly his arm, is visible underneath Baby Bear, as well as a puppeteer's head underneath Goldilocks.
Big Bird Gets Lost As Telly enters from the left during the That's My Number song, a puppeteer's arm can been seen in the middle of the program.
Elmopalooza Immediately before the music video of "Just Happy to Be Me" plays, Cookie Monster walks onstage after David Alan Grier he shows Elmo his half-bitten script. A couple of seconds after white scraps of paper fall out of Cookie's mouth, a puppeteer's head can be seen on the bottom in front of Elmo.
Elmo's Musical Adventure: Peter and the Wolf When the wolf tries to pounce on Telly Monster as a duck, you can see the puppeteer's head under the sack of Telly.


QuickMemo+ 2016-07-27-16-23-55
Follow That Bird After the Grouch Anthem, when Oscar says "have a rotten time", Caroll's head can be seen behind the grouch's left hand.
Follow That Bird As Big Bird departs Sesame Street and the residents bid their farewell, the reflection of a monitor can be seen in the door of the Harmony Music Store, where Ferlinghetti Donizetti is peering out. This can only be seen in the widescreen version.
Follow That Bird Upon hearing the news bulletin in Hooper's Store of Big Bird running away, a puppeteer's hand slips into frame underneath Grover.
Follow That Bird As Super Grover takes a dive during "Ain't No Road Too Long", a pair of rods can be seen being fed out from underneath his torso. This can only be seen in the widescreen version.
Follow That Bird In an aerial shot of Ernie and Bert closing in on Big Bird, crew members can be seen standing by in the field off to the side, as well as a pair of cars parked. This can only be seen in the widescreen version.
Follow That Bird Aerial shots show the underside of the wings of Ernie and Bert's biplane as being plain red, however, tighter shots show white stripes on the underside of the top wing.
Follow That Bird In certain shots during "Upside Down World", Ernie's tongue is peeling off his bottom jaw.
Follow That Bird In a tight shot of Cookie Monster poking his head out of the hole he ate in the roof of Gordon and Susan's Volkswagen, the roof appears to be a prop made out of cardboard.
The Adventures of Elmo in Grouchland As the camera pulls out on a shot of Baby Bear and Gina in the laundromat, a lighting scrim gets caught in frame.
The Adventures of Elmo in Grouchland A puppeteer's head can be seen during the Welcome to Grouchland song.
The Adventures of Elmo in Grouchland In the same musical number, the arm of a crew member throwing pieces of trash at Sharon Groan's movie premiere can be glimpsed at pause.
The Adventures of Elmo in Grouchland In the finale when Big Bird, Maria, Gordon, Cookie Monster, Telly, and Zoe enter and confront Huxley, the bottom of the Telly puppet is seen, with a shadowy Martin P. Robinson performing him; Fran Brill's head also pops up briefly underneath Zoe.

International Co-Productions

Sesamstrasse Martin Reinl's head is visible a few times, as he is puppeteering Elmo during the Wort des Tages (Word of the Day) segment for the word "ungerecht" ("unjust").
Sesamstraat At the end of Purk's Slaapliedje, the arm rod slips out of her right hand as she nestles back into her crib.

See also