Although Kermit the Frog made regular appearances on Sesame Street from 1969-1990 (with a few occasional appearances afterwards), he has often been referred to as "Sesame Street's #1 guest star", both before and after the same of the Sesame Street Muppets to Sesame Workshop.
The following is a list of times Kermit has officially been called a guest star on the show.
- Cover for Sesame Disco.
- Packaging for the Magic Talking Kermit the Frog plus.
- A video advertisement for The Best of Kermit on Sesame Street.
- The cover for Sesame Street: 20 and Still Counting.
- The cover for Silly Storytime.
- A red book entry refers to Kermit as a guest star on Sesame Street.