The Vampire Diaries (8pm, CW) - Stefan and Klaus form an unusual alliance to deal with the danger that Connor unleashes on the town that includes taking Jeremy, Matt and April hostage. Meanwhile, Shane tries to help Bonnie get past her fear and guilt.
Glee (9pm, Fox) - Auditions for the school production of "Grease" begin with Marley, Jake, Kitty and football player Ryder competing for the leading roles. Meanwhile, New Directions alumni Mercedes and Mike return to help cast the show, and Will faces a tough decision.
Burn Notice (9pm, USA) - In the two-hour fall premiere, the gang cook up a hijacking scheme in order to escape from Panama, while Michael (Jeffrey Donovan, far right) tries to skirt a Panamanian drug runner.
Parks and Recreation (9:30pm, NBC) - Leslie is apprehensive about meeting Ben's divorced parents for the first time. Also, Tom turns to Jean-Ralphio for help pitching his new business venture to Ron.
Scandal (10pm, ABC) - A governor seeks revenge after his wife is raped, and then he wants Olivia to do damage control. Then, Cyrus' husband prepares to return to his career as a political journalist, a move that blindsides Cyrus and Fritz.
Elementary (10pm, CBS) - Holmes investigates a plane crash and tries to prove that the disaster was not an accident after he becomes convinced that one of the victims died before the plane went down. Also, Watson tries to get Holmes to meet with his elusive father.
The League (10:30pm, FX) - Kevin runs into NFL quarterback Ryan Fitzgerald at a charity event. Later, the guys attempt to determine who among them is the smartest.