• Charlie Rose: Terry McCarthy from ABC News
• The Daily Show: John Bolton
• The Colbert Report: Willie Nelson
• The Late Show With David Letterman: Adam Sandler, Lucinda Williams, and Danica Patrick
• Jay Leno: David Spade, Richard Engel, and Hinder
• Jimmy Kimmel Live: Mark Wahlberg, Wes Craven, and Mims
• Tavis Smiley: Terrence Howard and Steve Bickerstaff
• Late Night With Conan O'Brien: Bernie Mac, Chris Daughtry, and Chris Hansen
• The Late, Late Show With Craig Ferguson: Cuba Gooding Jr., Joely Richardson, and Andy Vastola
• Last Call With Carson Daly: Eddie Izzard and Vietnam

Update: Letterman actually went home early because he was sick, so Adam Sandler is taking over as guest host.