Randy Quaid

Randall Rudy "Randy" Quaid (born October 1, 1950) is an American actor perhaps best known for his role as Cousin Eddie in the National Lampoon's Vacation movies, as well as his numerous supporting roles in films, including his Oscar nominated performance in The Last Detail, Independence Day, Kingpin and Brokeback Mountain. His is the older brother of Dennis Quaid. His only Disney role so far is Alameda Slim in Home on the Range.