S6 · E6511 December 19980

Tom Brokaw, Famke Janssen, Emmylou Harris

Late Show with David Letterman

Episode Summary

Tom Brokaw drops by sporting a turtleneck sweater in lieu of his usual two-piece suit, and pretty soon Biff is handing out turtlenecks to the audience. By the end of the show, even Dave is wearing one.