David Letterman: BrIan Williams, Paula Abdul
Jay Leno: Ron Howard, Nicole "Snooki" Polizzi, Sick Puppies
Jimmy Kimmel: Patricia Heaton, Brad Womack, Josh Groban
Craig Ferguson: Lisa Kudrow, Matt Braunger
Jimmy Fallon: Gwyneth Paltrow, Wyatt Cenac, Jeff Musial, Best Coast
Carson Daly: Johnny Knoxville, Nathan Barr, Off! (R 10/15/10)
Tavis Smiley: Robert Duvall (R 11/19/10)
Colbert Report: Gov. Ed Rendell
Conan O'Brien: Christina Aguilera, Zachary Levi
The View: Nicole Kidman, Nora Ephron (R 12/2/10)
Regis and Kelly: Michelle Williams, Brad Womack
Ellen Degeneres: Ray Romano, Carmen Electra
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Photo Credit: Walter McBride/WM Photos
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