Late Show with David Letterman 17

Howie Mandel, Dock Diving Dogs, Dirty Projectors (2009)

Dave makes an unusual offer to Moammar Khadafi; throughout the night, Dock Diving Dogs make a splash out on 53rd Street; Howie Mandel explains the origins of his obsessive-compulsive disorder; The Dirty Projectors performed "Cannibal Resource."

Jeremy Piven, Rumer Willis, Black Crowes (2009)

A message from the Department of Labor; a staffer gives Dave a 16th anniversary t-shirt (courtesy of Dave); Jeremy Piven puts the mercury poisoning rumors to rest; Rumor Willis plugs Sorority Row; The Black Crowes performed "Good Morning, Captain."

Jason Bateman and White House official Dr. John P. Holdren (2009)

Billy Crystal and John Fogerty (2009)

Billy Crystal and John Fogerty are the scheduled guests.

Neil Patrick Harris, Steve Mazan, Edward Sharpe & The Magnetic Zeros (2009)

Footage of Dick Cheney wheezing through an interview on Fox News; Dave expresses jealousy towards Neil Patrick Harris for appearing on the cover of the CBS/Viacom magazine "Watch!" and asks him about his recent trip onboard the Orient Express; Steve Mazan riffs on hotel keycards; Dave shows a doctored "Watch!" magazine with him on the cover; Edward Sharpe & The Magnetic Zeros performed "Home."