The Daily Show With Jon Stewart

(11 p.m., COM) - Melody Barnes.

Conan (11 p.m., TBS) - Harrison Ford; model Marisa Miller; Pitbull performs.

Late Show With David Letterman (11:35 p.m., CBS3) - Justin Bieber; comic Brian Regan; FreeSol performs.

The Tonight Show With Jay Leno (11:35 p.m., NBC10) - Rep. Ron Paul (R-Texas); TV host Joe Rogan.