11x152 - Late Show with David Letterman

Dave and Paul have a heated discussion over who would win a fight- "badass" Kid Rock or "nerves of steel" Buddy Rice; during Mailbag, Biff goes to Wisconsin to help out a law student, and ends up smashing a bottle over the kid's head; Dave tries on a racing helmet given to him by 2004 Indy 500 winner Buddy Rice.