Which character did Bill Murray's brother, Brian Doyle-Murray, play in National Lampoon's Christmas Vacation?

Clark's cold and seemingly heartless boss, Mr. Frank Shirley, creates a world of turmoil when he fails to give Clark the Christmas bonus he expected. Fortunately, after a chaotic ordeal, he agrees to give him the bonus he deserves.

Asked by Rachel Bortles · Last updated 5 years ago · 43.4K views · SOURCE