Project Runway Season 12 Reunion (8pm, Lifetime) - The Season 12 designers reunite to discuss their experiences on the show -- and if Glenn and Sasha are there, to scream at each other while waving scissors. "Project Runway All Stars" (a show that is not hosted by Tim Gunn!) begins a new season at 9.
Grey's Anatomy (9pm, ABC) - Derek and Callie team up for a brain-mapping project while Meredith contemplates continuing her mom's research. Elsewhere, Richard proposes that his physical condition be used as a learning tool.
White Collar (9pm, USA) - Neal's loyalty is tested when a lead implicates Mozzie as part of an online black market.
Parenthood (10pm, NBC) - Boundaries are an issue for several members of the Braverman family -- which is a news flash for anyone watching this show for the first time tonight. Also, Julia and Camille discover unpleasant common ground between them, and Sarah deals with Ryan and Amber.
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Elementary (10pm, CBS) - Holmes enters the dark world of the Polish mob to find a killer, while Watson helps a close friend track down a mystery man who swept her off her feet.