In the late 70's, when disco was at its peak, no one quite knew how to get down like the ! Among the sketches that took place underneath the disco ball: * ABC Disco -- Grover impresses the ladies with his super smooth moves as they sing the alphabet, thus exhausting himself. (EKA: Episode 1957) * In and Out -- A "square" monster (Harry) can't tell why he gets stepped on every time he stands near the IN door, and doesn't figure out what the song is about until it's over. (EKA: Episode 2159) * Me Lost Me Cookie at the Disco -- To his dismay, Cookie Monster can't find his cookie. (EKA: Episode 2680) * Two-Headed Monster: DANCE -- The Two-Headed Monster reads the word DANCE, and upon realizing what the word is, immediately start dancing along with the other monsters. (EKA: Episod