The Courtship of Stewie's Father - S4-E16
Character mistake: Lois takes a basket of clothes downstairs to wash them. But she puts them in the dryer instead of the washer.
Untitled Griffin Family History - S4-E27
Character mistake: When the family is about to drown in the panic room and start arguing with Peter about not liking "The Godfather," Chris starts listing off the great actors in it. "Robert DeNiro, Al Pacino, I mean, you've never seen...ROBERT DUVALL!" Robert DeNiro is in "The Godfather Part II," but not in the first one. (00:19:30)
Answer: Lacey Chabert was the actress who originally voiced Meg in early episodes. She left of her own accord due to being in school and other acting work; Seth MacFarlane has stated there was no tension with her leaving, but it makes for a handy joke for the show.
Jon Sandys ★