All's Fair in Oven War - S16-E2
Trivia: The purple dressing gown and bubble pipe that Bart has in his Playdude treehouse are the same ones that he has when he visits Hugh Hefner at the actual Playboy Mansion in "Krusty Gets Kancelled" (series 4).
Home Away From Homer - S16-E20
Trivia: When everybody is outside Ned Flanders' house, when Ned says something about soggy bread, you can see Krusty, but without his make-up.
Trivia: When Homer sees Moe as the little bird in the cuckoo clock, it keeps repeating "cuckold" instead of its customary cuckoo call. Homer then asks, "Whats a cuckold?" The term is generally applied to a husband whose wife is sleeping with other men. Perhaps fitting, as Homer suspects her of having an affair.
Answer: Willy referred to an encounter he believed he had with actual aliens, while Wiggum thought he was referring to the arcade game.