When an inspector shows up and tells them that Jimmy and Christine can't live with Greg and Kim cause of zoning. So they make plans to leave. The inspector tells Greg that if they can get their neighbors to sign an waiver, Jimmy and Christine can stay but he keeps it to himself. When Kim gets upset that Christine's leaving, Greg tells them about the waiver. So while the girls go the neighbors who are easy, Greg and Jimmy have to get Walt, a guy whom they avoid like the plague, to sign.