Troy and Abed jokingly pretend to switch bodies on “Community” (NBC at 8), but strange events start to happen; later, Annie and Shirley compete to be named valedictorian as graduation nears.
Lyndsey breaks up with Alan on “Two and a Half Men” (CBS at 8:30), and that means it’s up to Walden to get Alan out of his post-breakup depression.
FINALE WATCH: It’s time for the final runway show at Lincoln Center in New York City on the Season 11 finale of “Project Runway” (Lifetime at 9), as the final designers try to impress Heidi Klum, Nina Garcia and Zac Posen, along with guest judge (and former full-time judge) Michael Kors. The winner gets $100,000 prize, a fashion spread, a new car, and best of all, lots of praise from mentor Tim Gunn.
Jim and Pam: From blissful happiness to marriage counseling in just nine seasons (this is what happens when sitcoms run too long, people). As they explore their new communication skills on “The Office” (NBC at 9), Andy gets his first acting role thanks to his agent, guest star Roseanne Barr.
The board members struggle with how to handle a CDC investigation of the hospital that targets Bailey on “Grey’s Anatomy” (ABC at 9).
Leslie is furious when Ron-approved budget cuts mean the mini-golf course might get shut down on “Parks and Recreation” (NBC at 9:30).
SERIES PREMIERE: The new competition series “Giving You the Business” (Food Network at 10) tricks restaurant employees into applying to run their own food franchise, thanks to hidden-camera challenges that test management skills. In the opener, four staffers at Famous Famiglia unknowingly compete for a branch of the pizza franchise.
Actor Jim Parsons is on “The Late Show With David Letterman” (CBS at 11:35), along with a performance by Snoop Lion; plus, a Top 10 list presented by the cover athlete of the Madden 25 video game.
“The Tonight Show With Jay Leno” (NBC at 11:35) hosts actress Gwyneth Paltrow, comedian J.B. Smoove and singer Billy Ray Cyrus.
Actress Kaley Cuoco, actor Goran Visnjic and musical guest Olly Murs are on “Jimmy Kimmel Live” (ABC at 11:35).
— Emily Yahr