Here's who's sitting down on the couch on the late night shows tonight.

• Charlie Rose: Mike Huckabee
• The Daily Show: Jerry Seinfeld
• The Colbert Report: Walter Kirn
• The Late Show With David Letterman: Dr. Phil and Ryan Adams
• Jay Leno: Denzel Washington, LeAnn Rimes, and Dave Salmoni
• Tavis Smiley: Anthony Hopkins
• Late Night With Conan O'Brien: Dane Cook, Emily Mortimer, and Slash
• The Late, Late Show With Craig Ferguson: Anthony Hopkins and Barry Manilow
• Last Call With Carson Daly: Matt White

• At 8, ABC has a new Ugly Betty, then new episodes of Grey's Anatomy and Big Shots.
• CBS has a new Survivor at 8, followed by new episodes of CSI and Without A Trace.
• NBC has a new, one-hour My Name Is Earl at 8, then new episodes of The Office, Scrubs, and ER.
• FOX has a new, two-hour Are You Smarter Than A Fifth Grader at 8, with Regis Philbin and Clay Aiken.
• The CW has new episodes of Smallville and Supernatural.
• At 9, Larry King interviews Jerry Seinfeld on CNN.
• HGTV has a new Divine Design at 9.
• Hallmark has the new movie McBride: Semper Fi at 9.
• Also at 9: Sci-Fi has the new movie Headless Horseman.
• At 10, Sundance has a new Iconoclasts, with Alicia Keys and Ruby Dee.
• FX has a new It's Always Sunny In Philadelphia at 10.
• At 10:30, Comedy Central has a new Drawn Together.

Check your local TV listings for more.