THE SIMPSONS: In a book-themed trilogy, Marge’s resentment takes monstrous form, Lisa tries to save the planet through an anime murder spree and in a segment that breaks Matt Groening’s biggest rule: Homer learns he’s not the man he thought he was. It's the all-new "Treehouse Of Horror XXXIII" episode of THE SIMPSONS airing Sunday, October 30 (8:00-8:31 PM ET/PT) on FOX. THE SIMPSONS © 2022 by 20th Television.