What's On Tonight: Law and Order, Top Chef, Lewis Black

• At 8, CBS has a new Big Brother.
• ABC has a new Wife Swap at 8, followed by new episodes of Supernanny and Men in Trees.
• FOX has new episodes of Moment of Truth and American Idol.
• NBC has a new Deal Or No Deal at 8.
• There's a new America's Next Top Model on The CW at 8.
• Also at 8: TCM has The Rat Race, then Boeing, Boeing (both starring Tony Curtis).
• At 9:30, HBO has a new In Treatment.
• At 10, NBC has a new Law and Order.
• Bravo has the season premiere of Top Chef at 10.
• TBS has two new episodes of Tyler Perry's House of Payne at 10.
• TV Land has a new High School Reunion at 10.
• Comedy Central has the season premiere of South Park at 10, then the series premiere of Lewis Black's Root of All Evil.

Check your local TV listings for more.