Goodbye, Troy, a.k.a. Donald Glover, a.k.a. Childish Gambino. For the character’s last episode (before he sets off to sail the world and “become a man”), “Community” (NBC at 8 p.m.) has the crew up against one another competing for best going-away party with Abed in the lead.

The year is 1490 on “The Vampire Diaries” (CW at 8), and Katherine is recalling the night her daughter was born and then promptly taken away from her, sparking a curse that haunts the town to this day. Then when the show comes back to modern times, Nadia is concocting a frightening plan to protect her own mother.

Leslie and Ben’s differing sales methods cause a rift in the group on “Parks and Recreation” (NBC at 8:30), while Ann is filled with pregnancy frustrations and Andy embarks on a new creative ad­ven­ture that April is rather thrilled about.

The judges head to Atlanta (a place usually ripe with talent for the show) to find more “American Idol” (Fox at 8) hopefuls on this one-hour audition special.

SERIES PREMIERE: To fill the empty slot left by “Glee,” “Rake” (Fox at 9) premieres with Greg Kinnear starring as a “House”-like criminal defense attorney up to his eyeballs in personal and professional drama. In the premiere, Keegan Dean (played by Kinnear) takes on a serial-killer client.

The story of a man who soared to fame on a high-flying lawn chair and a Wild West pistol linked to a series of bizarre events are examined on this week’s “Mysteries at the Museum” (Travel at 9).

SERIES PREMIERE: The new docu-series “The Fighters” (Discovery at 9) follows young boxers and their highly competitive world in South Boston. Rival gyms join forces in the opener.

Patti Stanger tries to find love for “Top Chef” alumnus Stefan Richter and a 32-year-old real estate entrepreneur from Las Vegas on the latest “The Millionaire Matchmaker” (Bravo at 9).

RETURNING SHOW: Season two of “King of the Nerds” (TBS at 10) opens with 11 new contestants competing for the title of top nerd and $100,000. Curtis Armstrong and Robert Carradine host.

“Her” director Spike Jonze stops by “The Late Show With David Letterman” (CBS at 11:35), with musical guest No Age.

House Speaker John A. Boehner (R-Ohio) and actor Matt LeBlanc are on “The Tonight Show With Jay Leno” (NBC at 11:35), with a performance from Dorian Holley.

Reality star Kim Kardashian and Sean Lowe and Catherine Giudici of “The Bachelor” come to “Jimmy Kimmel Live” (ABC at 11:35), with a musical performance from Jason Derulo.

Rachel Lubitz