From: Zimbio on Tue, May 24 2011 1:32 PM

Lady Gaga showed how much of a "monster" she can be during an interview on "Late Show with David Letterman" on Monday.Gaga’s playful outburst came after Letterman questioned the singer's credibility concerning an event where she claimed to have eaten the head of a Barbie doll."I'm just ...

From: Zimbio on Mon, Feb 14 2011 9:22 AM

Republican presidential hopeful John McCain made a stop by the Late Show with David Letterman on Tuesday night. Letterman and McCain took a few light-hearted jabs at each other during the opening monologue. (April 1) (AP News)

From: Zimbio on Fri, Feb 11 2011 7:46 PM

Talk show host David Letterman attended the opening ceremony Monday of a new heart center in New York City. Former patient Letterman was on hand at the unveiling of the Ron O. Perelman Heart Institute of New York-Presbyterian Hospital/Weill Cornell Medical Center, and spoke of the medical facili...