What's On Tonight: NCIS, House, Gilmore Girls, ECW

• At 8, CBS has a new NCIS, followed by two new episodes of The Unit.
• NBC has a new Dateline at 8, then a new Law and Order: CI and a new Law and Order: SVU.
• FOX has a new American Idol at 8, then a new House.
• There's a new episode of Nova on PBS at 8.
• The CW has a new Gilmore Girls and a new Veronica Mars.
• At 9, ABC has a new Primetime, then a new Boston Legal.
• At 10, TLC has a new ep of Miami Ink.
• Food Network has Chocolate Festival Fantasies at 10.
• Sci-Fi has a new ECW at 10.
• There's a new Dirt on FX at 10.
• Also at 10: Bravo has a new Real Housewives of Orange County.

Check your local TV listings for more.