The campy spectacle that had us singing, clapping and rushing to iTunes concludes its buzz-laden freshman season. The finale has Will (Matthew Morrison) and his crew of scrappy crooners taking on their arch rivals, Vocal Adrenaline, in the regional finals. Of course, Sue (Jane Lynch) is up to no good as she again tries to ruin the glee club’s chances. Meanwhile, Quinn (Dianna Agron) experiences a life-changing event. Olivia New-John and Josh Groban have cameos as themselves. 9 p.m. Tuesday, Fox.
Sunday: Let the food fight begin. A new season of “The Next Food Network Star” has 12 hopefuls competing for a chance to host their own show. The first challenge: Prepare a meal that best represents who they are. 9 p.m., Food Network.
Coming off a well-received freshman season, “Drop Dead Diva” returns with Jane (Brooke Elliott) dreaming about performing a musical number with Paula Abdul. Real life, however, isn’t so fun: She’s facing disbarment. 9 p.m., Lifetime.
OK, so it isn’t the Oscars, but at least the “2010 MTV Movie Awards” features cool categories like “best kiss” and “best villain.” Aziz Ansari (“Parks and Recreation”) hosts the offbeat gala. 9 p.m., MTV.
Monday: Truth be told, “Lie to Me” is a pretty engaging series. After being yanked off the schedule, the crime procedural returns for a summer run with Tim Roth playing human lie detector Cal Lightman. 8 p.m., Fox.
“Persons Unknown” is a new drama with an intriguing premise: Seven strangers are abducted and taken to a deserted town with no recollection of how they got there. Their mission: Find a way out. 10 p.m., NBC.
Tuesday: “Kathy Griffin Does the Bible Belt” is a new stand-up special that has the “D-list” comedian performing in Tennessee and tossing comedic barbs at, among others, Oprah, Sharon Stone and hoarders. 10 p.m., Bravo.
Wednesday: Kid Rock hosts the ninth annual “CMT Music Awards.” Scheduled performers include Keith Urban, Carrie Underwood, Toby Keith, Miranda Lambert and Lady Antebellum. 8 p.m., CMT.
Thursday: Maybe misery does love company. On “Burn Notice,” Michael (Jeffrey Donovan) comes to the aid of a fellow burned agent (Coby Bell) who is being pursued by a ruthless drug trafficker. 9 p.m., USA.
Friday: Things get rolling with the “World Cup Kickoff Celebration Concert.” Among those scheduled to perform are Alicia Keys, the Black Eyed Peas, John Legend and Shakira. 8 p.m., ABC.