From Muppet Wiki

Snow White is the title character from a European fairy tale, most commonly associated with the Brothers Grimm. Several versions of the story have been told and retold over the years, but the most popular is Disney's 1937 feature film, Snow White and the Seven Dwarfs.

References

• A Snow White pilot was shot but never aired. The project was later reincarnated as Hey Cinderella!
• An illustration by Mike Smollin appears with a condensed version of the story in The Sesame Street 1977 Calendar. It would show up again a year later in The Sesame Street Library Volume 7.
• The Muppets would get a chance at their own take on the story in the Muppet Babies episode "Snow White and the Seven Muppets."
• Photo Puppets of the Muppet Babies characters appear in a photo by John Barrett recreating a scene from the story in the Muppet Babies Storybook Calendar 1990 and the book Muppet Babies' Classic Children's Tales.
• A 1971 Sesame Street segment featured Snow White visiting the home of the six dwarves. She had to count the dwarves a number of times before she was convinced that she had the wrong house. (EKA: Episode 0279)
• A Sesame Street News Flash sketch features a spoof in which the dwarves are named Surprised, Sad, Proud, Lovey, Fearful, Cheerful, and Angry.
• Another Sesame Street News Flash segment features Kermit interviewing a witch who asks her mirror on the wall who is the fairest of them all -- a direct reference to the Snow White story.
• Snow White appears in The Muppets at Walt Disney World as a love interest for Animal. In the same special, Quentin Fitzwaller deputizes the Seven Dwarves.
• In The Great Santa Claus Switch, Lothar comes out of a steaming cauldron and is told by Cosmo Scam to tell him what he wants to hear. Lothar jokes that he wants to know who is the fairest of them all, another reference to the Mirror on the Wall from the Snow White story. Later in the special, when Cosmo has lost Santa's reindeer, he tries to get them back by calling them Doc, Grumpy, Sneezy and Dopey.
• In Labyrinth, Sarah owns a copy of "Snow White and the Seven Dwarves".
• In Sesame Street episode 4114 in Season 37, Amy Sedaris plays Snow White, opposite Elmo. This Snow White is frustrated as her dwarves leave for other engagements.