Character mistake: Lois says to Quagmire, if you have any questions we'll be right across the street. They live next door obviously, not across the street.
Big Man on Hippocampus - S8-E10
Character mistake: Brian says Pretty Woman was a 1980s movie. It was released in 1990.
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 ★