Answer
Rex, portrayed by Chris Farley, is a dim-witted but enthusiastic member of the rock band "The Lone Rangers" in the film "Airheads." Along with his bandmates, Rex is desperate for a record deal and resorts to kidnapping a radio DJ to force him to play their music. Farley's portrayal of Rex is characterized by his over-the-top physical comedy and his lovable, yet clueless personality.