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

• Charlie Rose: Fareed Zakaria
• The Daily Show: Howard Dean
• The Colbert Report: James Kuntsler
• The Late Show with David Letterman: John Goodman, Bear Grylls, and Robyn
• Jay Leno: Robin Williams, Terrence Howard, and Avril Lavigne
• Jimmy Kimmel Live: Sean Combs, John Cho, and Stone Temple Pilots
• Tavis Smiley: Douglas Blackmon and Amy Goodman
• Late Night with Conan O'Brien: Sigourney Weaver, Darrell Hammond, and Was (Not Was)
• The Late, Late Show with Craig Ferguson: Helen Hunt, Eric Mabius, and She & Him
• Last Call with Carson Daly: Jenny McCarthy, Maronzio Vance, and Does It Offend You Yeah

• TNT has NBA Playoffs all night.
• At 8, ABC has a new Ugly Betty, then new episodes of Grey's Anatomy and Lost.
• CBS has a new Survivor at 8, followed by new episodes of CSI and Without A Trace.
• NBC has new episodes of My Name Is Earl, Scrubs, The Office, 30 Rock, and ER.
• FOX has a new Are You Smarter Than A Fifth Grader? at 8, then a new Don't Forget The Lyrics.
• There's a new Smallville on The CW at 8, followed by a new Supernatural.
• Discovery has two new episodes of Expedition Alaska at 8.
• TLC has a new Overhaulin' at 8, followed by new episodes of American Chopper and Miami Ink.
• At 9, PBS has a new Carrier.
• At 10, Food Network has a new Ace of Cakes.
• At 10:30, Comedy Central has a new 'Lil Bush.

Check your local TV listings for more.