Pretty Little Liars (8pm, ABC Family) - Spencer uncovers Paige's violent past with Alison and warns Emily about her, but Emily is reluctant to take her advice. Meanwhile, Aria attempts to help Ezra put his past behind him, but this proves more difficult than she anticipated. Next week's episode is the show's mid-season finale.
Do Something Awards 2012 (9pm, VH1) - The guys from "New Girl" host the awards show honoring social activism and community service. Flo Rida, Fun and Kids These Days are slated to perform. Presenters include Ben Affleck, Kristen Bell, Will Ferrell and Ne-Yo.
The L.A. Complex (9pm, CW) - Connor encounters someone from Jennifer's past and Nick learns that Sabrina is up to her old tricks. Also, Abby comes to realize that she may be in over her head.
White Collar (9pm, USA) - Mozzie, Neal and Peter hunt for treasure following clues Mozzie believes were left by a spy ring.
Face Off (9pm, Syfy) - Season 3 opens with contestants challenged to create original aliens for the "Star Wars" cantina scene.
NY Med (10pm, ABC) - A trauma surgeon counsels the family of a man who was run over by a vehicle in the street. Also, Dr. Mehmet Oz performs a heart-valve replacement on an elderly woman and a pediatric surgeon operations on a newborn with multiple heart abnormalities.
Go On / Animal Practice (10pm, NBC) - If you missed the original debuts of two new NBC sitcoms during the Olympics, here's a chance to catch them again. "Go On" is the new Matthew Perry show, and "Animal Practice" is the one with the monkey.