Gordon introduces Sesame Street's residents - both Muppet and human; Cookie Monster disrupts Kermit the Frog's lecture on the letter "W"; and Carol Burnett is the first celebrity guest. Also: It's the debut of the song/game "One of These Things (Is Not Like the Other)."

Kermit sings the original version of "Being Green"; Bert and Ernie perform the classic "Banana Telephone" skit; Roosevelt Franklin sings "I'm Roosevelt Franklin"; Bob sings an early version of "Who Are the People in Your Neighborhood?" Also: Cookie Monster eats Ernie's cookie and Oscar calls "Dial-a-Grouch."