Late Show with David Letterman: The secret word is "combustible," and the stakes have been raised to an even thousand; during Mailbag, Harold Larkin starts bleeding from the neck, which happens to be a common side effect of using Head & Shoulders shampoo; Will Ferrell sings about things at random.

Starring:

Alan Kalter, David Letterman, Paul Shaffer

Genre:

Comedy, Music, Talk-Show