The Biggest Loser (8pm, NBC) - New York Yankee shortstop Derek Jeter (swoon) helps the gang with a baseball challenge, the winner of which gets a healthy Mediterranean meal cooked by chef Curtis Stone. Also, someone breaks a "Biggest Loser" record tonight.
So You Think You Can Dance (8pm, Fox) - The competition begins for real tonight. Tune in to see how the local women (Noelle and Ariana) do.
Hip Hop Awards (8pm, BET) - Mike Epps hosts the awards show, and Ludacris is among the featured performers.
Frontline: Close to Home (9pm, UNC-TV) - The recession in the Upper East Side of New York through the lens of Deborah Hair Designs, a business that caters to actors, bankers, housewives, and opera singers. Review.
Dancing With the Stars (9pm, ABC) - Double elimination tonight.
Flipping Out (10pm, Bravo) - Andy Cohen talks to the cast about season three, and Ryan and Jeff clash again over their personal and professional breakup. Team Jeff, all the way.
Sons of Anarchy (10pm, FX) - Tom Arnold (left) guest stars as Georgie Caruso, a porn producer who orders his thugs to attack Luanne's studio.