Late Show with David Letterman: 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.

Starring:

Alan Kalter, David Letterman, Paul Shaffer

Genre:

Comedy, Music, Talk-Show