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.
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.