Robert James Belushi (born October 23, 1980) is an American actor. In films, he is best known for his work on Sorority Row, One Small Hitch, and Valentine's Day. On television, he is best known as Allen ("The Buddy") on the third season of Spike TV's The Joe Schmo Show and Linus the Bartender on the ninth and final season of CBS's How I Met Your Mother.