Tree House of Horror IX - S10-E4
Chief Wiggum: Homer Simpson, you're under arrest for the murders of Moe Szyslak and Apu Nahasa... pasa... uh, just Moe. Just Moe.
Librarian: You've checked this bible out every weekend for the last nine years. Wouldn't it be easier to just buy one?
Reverend Lovejoy: Perhaps, on a librarian's salary.
Homer Simpson in 'Kidney Trouble' - S10-E8
Marge: Aren't you going to give him the Last Rites?
Reverend Lovejoy: That's Catholic, Marge. You might as well ask me to do a voodoo dance.
Lisa: Dr. Hibbert, I thought you located another kidney for Grampa?
Dr. Hibbert: Larry Hagman took it. He's got five of them now, and three hearts. We didn't want to give them to him, but he overpowered us.
Tree House of Horror IX - S10-E4
Ed McMahon: From the producers of "When Skirts Fall Off" and "Secrets of National Security Revealed," it's "World's Deadliest Executions."
Bart: Oh, I'm starving. Mom, can we go Catholic so we can get Communion wafers and booze?
Homer: [Screams] The Moody Blues!
Graeme Edge: Cold-hearted Homer ditching his wife, while ancient Ned runs for his life.
Justin Hayward: Chips of red and blue and white, but we decide which...
John Lodge: Can the poems, it's ass-whooping time!
Ray Thomas: I want fatty!
Marge Simpson in 'Screaming Yellow Honkers' - S10-E15
Superintendent Chalmers: Well Seymour, it seems we've put together a baseball team, and I was wondering who's on first.
Principal Skinner: Yes, not the pronoun, rather a player with the unlikely name of "Who" is on first.
Superintendent Chalmers: Well that's just great Seymour, we've been out here six seconds, you've already managed to blow the routine!
Ralph: Hi Super Nintendo Chalmers.
[Two bandits have stolen the grease Homer is collecting to sell]
Homer: Hey, hey, you're taking our grease!
Grease Bandit #1: It's our grease now. [Takes away Homer's shovel and hits him over the head with it.]
Homer: Daaah!
Grease Bandit #2: We run the grease racket in this town.
Homer: Hey, that's my shovel.
Grease Bandit #1: We also run the shovel racket.
Answer: I'm not sure if this is the one you're thinking of, but an episode of "Ray Bradbury Theatre," called "A Sound of Thunder," dealt with a similar matter: a group of hunters travel back in time to hunt dinosaurs, only to find things have changed when they get back because someone stepped on a butterfly.
Xofer