Golden Globe-winner Randy Quaid ("Not Another Teen Movie," "Independence Day") reprises his role as the eternal loser Cousin Eddie who gets his own adventure in this newest chapter in the hilarious National Lampoon franchise. After getting bitten by a lab monkey, Eddie's boss sends him and his family on a South Pacific Christmas vacation in the hopes that Eddie won't sue. When the family winds up trapped with their guide on a tropical island, it's Eddie to the rescue when he finally gets a chance to prove himself to be a real man. Also starring Emmy and Golden Globe-winner Ed Asner ("Elf," TV's "The Mary Tyler Moore Show"), Miriam Flynn ("National Lampoon's Vacation" movies), Dana Barron ("National Lampoon's Vacation") and Jake Thomas ("The Lizzie McGuire Movie," "A.I.: Artificial Intelligence").