|From the episode:||You Can't Do That On Television, Peter|
"Head, Shoulders, Knees and Toes" is an exercise song sung by Mother Maggie on Jolly Farm Revue in "You Can't Do That On Television, Peter". As Mother Maggie sings, Peter and Steve exercise along at home with Peter watching Stewie to try to learn the moves.
Stewie also sings a drunken version of the song in "Baking Bad".
...Head, shoulders, knees and toes
Knees and toes...