The Ellen DeGeneres Show
(3 p.m., NBC10) - Actor Clive Owen; actor Rainn Wilson; Selena Gomez performs.
Jimmy Kimmel Live (8 p.m., 6ABC) - Athlete Ron Artest; singer Usher.
The Big Bang Theory (8 p.m., CBS3) - Leonard is depressed to realize he is the only one in his group without a girlfriend, while Sheldon wants to get rid of Amy, who wants him to meet her mother.
Community (8 p.m., NBC10) - The study group refurbishes the new Greendale flight simulator for a science competition, but after an accidental "launch," Abed must navigate a safe return.
Love Bites (10 p.m., NBC10) - Annie's friend Jodie scares away a new beau by baking for him.
Swords: Life on the Line (10 p.m., DISC) - A Japanese fishing boat causes trouble for the fleet.
The Daily Show With Jon Stewart (11 p.m., COM) - Former Seal Team 6 sniper Howard Wasdin.
Conan (11 p.m., TBS) - George Lopez; Gary "Baba Booey" Dell'Abate; Jessie and the Toy Boys.
The Colbert Report (11:31 p.m., COM) - Former Pa. Gov. and Homeland Security director Tom Ridge.
Late Show With David Letterman (11:35 p.m., CBS3) - Neil Patrick Harris; Mike Birbiglia; Neil Peart.
The Tonight Show With Jay Leno (11:35 p.m., NBC10) - Actor Jim Carrey; actress Selena Gomez; Tinie Tempah.
Lopez Tonight (Midnight, TBS) - Conan O'Brien; Crystal Reed; Barry Manilow.
Jimmy Kimmel Live (12:30 a.m., 6ABC) - Kathy Griffin; J.J. Abrams; Friendly Fires.
The Late Late Show With Craig Ferguson (12:37 a.m., CBS3) - Actor Morgan Freeman; TV personality Carson Kressley.