When Maggie and Jason and Carol are talking after she won the money, When Mike and Ben sat down, Ben sat in the chair that Mike sat and Mike sat in the chair that Ben sat.
Mike: Come on. This is brother & sister type stuff. Eddie calls his sister ugly. Boner thinks his sister is ugly.
Carol: Boner's sister is ugly!
The German episode title is "Die Nase", meaning "The Nose"