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

• Charlie Rose: Randi Weingarten
• The Daily Show: Matt Taibbi
• The Colbert Report: Dr. Mehmet Oz
• The Late Show with David Letterman: Shia LaBeouf and N.E.R.D.
• Jay Leno: Jack Black and Clay Aiken
• Jimmy Kimmel Live: Robert Downey Jr. and Lyfe Jennings (repeat)
• Tavis Smiley: Kelsey Grammer and Senator Harry Reid
• Late Night with Conan O'Brien: Jimmy Fallon, William Shatner, and Gary Vaynerchuck
• The Late, Late Show with Craig Ferguson: John Stamos, Judith Smith-Levin, and Jaymay
• Last Call with Carson Daly: Rob Corddry