The Itchy & Scratchy & Poochie Show/Gags

Couch gag

 * The whole scene is a parody of the cover of The Beatles' album Sgt. Pepper's Lonely Hearts Club Band, featuring a large crowd of regulars, and the family standing in front of the couch, front and center; Homer, spoofing the back cover of the album, turns to look at the crowded scene behind him.