David Letterman: Vera Farmiga, Ginuwine with Missy Elliott
Conan O'Brien: Zach Galifianakis, Jason Aldean
Late Late Show: Cheryl Hines, Ben Mezrich
Jimmy Fallon: Kevin Nealon, Demi Lovato, Twisted Sister
Last Call: Dr. Drew Pinsky, Yvonne Strahovski, Nico Stai (Rerun from 4/2/09)
Colbert Report: Zev Chafets
Jimmy Kimmel: Katherine Heigl, David and Shaun Cassidy, La Roux
The View: Demi Lovato, Miss USA 2009 Kristen Dalton
Regis and Kelly: Kevin Nealon, Flo Rida
Ellen DeGeneres: Ben Stiller, David Cook, six dancers from "So You Think You Can Dance" (Rerun from 5/20/09)
Tavis Smiley: Christopher Guest, Harry Shearer, Michael McKean (Rerun)
Chelsea Lately: Kristin Cavallari, Josh Wolf, Jen Kirkman, Ross Matthews
George Stroumboulopoulos: Shai Agassi, Joshua Jackson, Chris Noth (Rerun)
Bonnie Hunt: James Denton, Kate Gosselin, Eric Hutchinson, Bryan Dattilo (Rerun from 10/28/08)
Photo Credit: Walter McBride/Retna Ltd.
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