Commenting on the end of his and Bart's friendship, Principal Skinner says, "We'll always have the laundromat."
Miss Hoover asks Ralph if he remembers "the time you said you saw Snagglepuss outside."
Skinner's attire, and shots of him running with his troops
Familiar film with old scenes of the Simpsons are shown like the opening credits and same theme song this show.
Apu mentions the film as "One of the most popular films of all time" in a rant about the novel Jurassic Park.
A montage of nudity in the show plays at the end, a clip is taken from this episode.
Groundskeeper Willie chases Santa's Little Helper through the school's airducts, just as the crew does in Alien.