So You Think You Can Dance (8pm, Fox) - The final four dancers perform with all-stars from previous seasons. Choreographer Rob Marshall is the guest judge.
Go On (9pm, NBC) - Ryan (Matthew Perry) makes progress and begins taking care of himself in Jane's absence, then he and Steven hit the town in the wake of Steven's breakup. Also, the group helps Lauren study for her graduate school entrance exam.
The New Normal (9:30pm, NBC) - Shania tries to adapt to her new surroundings and Rocky believes she has been misbehaving. Also, David and Bryan reflect on their first meeting and Jane discovers something disturbing in their room.
Parenthood (10pm, NBC) - In the Season 4 opener, the family gathers for a portrait before Haddie leaves for college and Sarah (Lauren Graham) connects with the photographer (Ray Romano, left). Meanwhile, Julia and Joel adapt to their new son's behavior, Jasmine and Crosby discuss the spiritual beliefs they plan to teach to Jabbar, and Amber settles in to a new job at the Luncheonette.
Sons of Anarchy (10pm, FX) - In the fifth season premiere, Jax takes the reins of SAMCRO as trouble brews in Charming. Meanwhile, Clay struggles to fit into his new subordinate role, and Tig pays for a mistake from season four. Here's more on tonight's premiere.
Covert Affairs (10pm, USA) - An agent's life is in peril as the team search for the truth after learning one of their own may be hiding something.
Collection Intervention (10pm, Syfy) - Richard Hatch, who starred in "Battlestar Galactica" in the 1970s, helps a fan who collects memorabilia from the show.