By A Mystery Man Writer
I Can't Believe It's Not Butter! is a butter substitute produced by Becel/Flora/Promise, which is a subsidiary of Unilever. Advertisements featuring the product often end with the question, "I Can't Believe It's Not Butter, can you?" Peter uses the I Can't Believe It's Not Butter! quote in "8 Simple Rules for Buying My Teenage Daughter". In "Brian's Play", Brian replaces Peter's I Can't Believe It's Not Butter! with real butter, causing him to go on an insane killing spree that results in the de
Category:Objects, Family Guy Fanon Wiki
SpongeBob SquarePants - Wikipedia
I Can't Believe It's Not Butter!, Family Guy Wiki
Mom's the Word, Family Guy Fanon Wiki
Turkey Guys, Family Guy Fanon Wiki
Annex Adminstrator, Simpsons Wiki
Family Guy (TV Series 1999–2024) - Seth MacFarlane as Peter
8 Simple Rules for Buying My Teenage Daughter
static.wikia.nocookie.net/marriedwithchildren/imag