"The Big Bang Theory" 8 p.m. CBS — Howard's mother has a say when he and Bernadette host Thanksgiving dinner for the gang.

"Grey's Anatomy" 9 p.m. ABC — Ben regrets a conversation he had with Derek.

"The Crazy Ones" 9:01 p.m. CBS — The agency's annual softball game is held.

"Two and a Half Men" 9:30 p.m. CBS — Walden needs Rose's help when he's in danger.

"Covert Affairs" 10 p.m. USA (fourth season finale) — Calder wonders if Joan is the only person he can trust.

"Scandal" 10 p.m. ABC — Josie's campaign faces a potential crisis.

"Elementary" 10:01 p.m. CBS — Holmes and Watson uncover the identity of a serial killer.