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

• Charlie Rose: a discussion about the price of oil
• The Daily Show: Ralph Reed
• The Colbert Report: Alan Rabinowitz
• The Late Show with David Letterman: Mark Wahlberg, Alanis Morissette, and Jeff Peckman
• Jay Leno: Justin Timberlake, Karen Allen, and Sheryl Crow
• Jimmy Kimmel Live: Seann William Scott, Emmanuelle Chriqui, and N.E.R.D.
• Tavis Smiley: Sidney Poitier
• Late Night with Conan O'Brien: Jeff Corwin and Jaime Lidell
• The Late, Late Show with Craig Ferguson: Carl Reiner, Rachel Dratch, and Augustana
• Last Call with Carson Daly: Maria Menounos and Local H