Simpsons Season 4, Episode 5: Treehouse of Horror III

In the third Treehouse of Horror episode, the Simpson family holds a Halloween party and several family members tell scary stories:

Clown Without Pity - In Lisa's story, Homer buys Bart a Krusty doll which turns out to be evil and tries to kill Homer.
King Homer - In Grampa's story, in a King Kong parody, Mr. Burns hires Marge Bouvier to trap an ape beast who looks like Homer.
Dial "Z" for Zombie - In Bart's story, Bart discovers an occult book and tries to use one of the spells to bring back the family cat, but instead summons a swarm of zombies.