Intro:
Homer and his friends are out at the bar when Homer walks out and is murdered by Ned Flanders.
Barney's story:
Homer and Barney are at Moe's when they decide to tell scary stories. Barney starts.
Barney tells the story of how Marge agrees to be a test monkey for Professor Frink's latest experiment. The experiment goes wrong and Marge turns into a slime monster and tries to destroy Springfield.
Homer's story:
Homer tells a story of the zombie invasion and the Simpson family being the last family left on earth.
Moe's story
Moe tells the story of how after Homer is killed, Bart becomes a homicidal maniac.