Conan

(11 p.m., TBS) - Comic Nick Vatterott.

Late Show With David Letterman (11:35 p.m., CBS3) - TV host Barbara Walters; Wild Flag performs.

The Tonight Show With Jay Leno (11:35 p.m., NBC10) - Dana Carvey; Jason Reitman; Lenny Kravitz performs.

Jimmy Kimmel Live (Midnight, 6ABC) - Josh Holloway; Molly Sims; Death Cab for Cutie.