Claire Foster: Honey, If I'm gonna get whacked off, I...
Claire Foster: What are you smiling about?
Phil Foster: No, no, we might get bumped off. We're not going to get whacked off.
Claire Foster: I think we are!
After Claire and Phil steal Holbrooke's car, they pull over to the side of the road to talk about their marriage. They both have seatbelts on at first, but in several shots Claire does not have her seatbelt on, while in other shots she does.
Tina Fey used her own personal retainer for the movie. The filmmakers added sugar syrup to make it extra nasty for the film and Fey said her teeth hurt for 3 days (Entertainment Weekly, 16 Apr 2010).