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

• Charlie Rose: a discussion of Barack Obama's speech today
• The Daily Show: Jeffrey Sachs
• The Colbert Report: Carole King
• The Late Show with David Letterman: Al Franken, Lauren Conrad, and The Cribs
• Jay Leno: Terry Bradshaw, James Carville, Mary Matalin, and Erykah Badu
• Jimmy Kimmel Live: Anne Heche, Joel McHale, and Coheed & Cambria (repeat)
• Tavis Smiley: Michael McDonald and Benjamin Barber
• Late Night with Conan O'Brien: Ice-T, Brian Posehn, and Stars
• The Late, Late Show with Craig Ferguson: Kate Beckinsale, Ken Tucker, and Joe DeVito
• Last Call with Carson Daly: Cheryl Hines and Rick Ross

• At 8, FOX has a new, two hour American Idol.
• ABC has It's The Easter Beagle, Charlie Brown at 8, followed by new episodes of Just For Laughs and Dancing with the Stars, and then the series premiere of Miss Guided.
• NBC has a new, two hour Biggest Loser at 8.
• The CW has new episodes of Beauty and the Geek and One Tree Hill.
• TCM has Harvey at 8, followed by What's New Pussycat?
• At 9, CBS has a new Big Brother, then a new Jericho.
• BBC America has a new Last Restaurant Standing at 9.
• Nick's week-long George Lopez Show marathon continues at 9.
• At 9:30, HBO has a new In Treatment.
• At 10, FX has the season premiere of The Riches.
• Bravo has a new Real Housewives of New York City at 10.
• Also at 10: MTV has a new Life of Ryan.

Check your local TV listings for more.