Letterman's Final Week of 'Late Show' Guests is Filled with A-Listers

David Letterman will hang up his glasses and tie in May but before then, he's got to talk to his famous friends one last time. CBS gave us a sneak peek at who's showing up over then next month of Late Show. Among the names making appearances in the coming weeks include Steve Martin, Tina Fey, Don Rickles, Oprah Winfrey, Tom Hanks, Jerry Seinfeld, Robert Downey Jr., George Clooney, Julia Roberts, John Travolta, Jack Hanna, Michael Keaton, Ray Romano, Paul Rudd, Martin Short, Howard Stern, Bruce Willis, Elvis Costello, Dave Matthews Band, Mumford and Sons, Tom Waits, and Bill Murray, who was the first guest on Letterman's Late Night in 1982 and Late Show in 1993. Letterman's final show is Wednesday, May 20.

'The Nightly Show' Now has a Funny "Nightly" Promo

The Daily Show's Senior Black Correspondent Larry Wilmore has been working on his new show for months. The Colbert Report ends its run this week because Stephen Colbert is moving to bigger and better things with CBS' Late Show. In this promo, the earnest host interrupts many diner-goers' meals with his news.

The Nightly Show premieres on January 19 at 11:30 PM.

That Obama Fellow Took Over 'The Colbert Report' Last Night

Barack Obama was the special guest on Colbert Report last night. He was Colbert's final interview before the host hangs up his glasses and puts on a different pair at CBS. Barry even took over "The Word" segment and made it his own with "The Decree." No matter your political affiliation, you have to admit that this is pretty cool.