Here's who's on the late night shows tonight.

• Charlie Rose: Keith Olbermann
• The Daily Show: Allen Guelzo
• The Colbert Report: Tony Snow
• The Late Show with David Letterman: Natalie Portman and Kenna
• Jay Leno: Miley and Billy Ray Cyrus and Brooke Shields
• Jimmy Kimmel Live: Heidi Klum, Jim Cramer, and Bullet For My Valentine
• Tavis Smiley: Ajamu Baraka and Senator Sherrod Brown
• Late Night with Conan O'Brien: Tom Arnold and Georgie James
• The Late, Late Show with Craig Ferguson: Eric Bana, Patricia Clarkson, and Barry Manilow
• Last Call with Carson Daly: Glen Hansard and Marketa Irglova and Rob and Big (repeat)