Late Show with David Letterman Season 7 Episode 69
Matt Damon, Q-Tip
Feeling a little warm, Dave takes off his coat and does most of the show in just his shirt and tie; in ""Who Asked For It?"" Patrick Stewart and the Taco Bell chihuahua star in ""A Christmas Carol;"" Biff performs a holiday-themed duet with a cardboard cutout of Celine Dion.