Late Show with David Letterman

Jeremy Piven, Rumer Willis, Black Crowes (17x2)

Air date: Sep 01, 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."