Recap: The Simpsons S 17 E 4 Treehouse Of Horror XVI

This year's Halloween episodes include: Bart teaming up with a band of rejected robots after being replaced while in a coma in "B.I.: Bartifical Intelligence," Homer and several male ancillary characters being hunted down by Mr. Burns as part of a reality show in "Survival of the Fattest," and a witch curses costumed townspeople after losing a Halloween contest in "(I've Grown) A-Costume To Your Face."