‘MODERN FAMILY‘: Mitchell (center) and Cam (left) feel discouraged and poor Claire (Right) shows physical wear and tear, but an unexpected turn of events leads to the ceremony we've all been waiting for. (Peter "Hopper" Stone/ABC)

FINALE WATCH: The top “American Idol” (Fox at 8 p.m.) finalists reunite and Lady Antebellum, Aloe Blacc, KISS, John Legend, Demi Lovato, Jason Mraz, Jennifer Nettles, Paramore, Phillip Phillips and Darius Rucker all perform before Season 13’s winner is revealed on this two-hour finale.

FINALE WATCH: The recently canceled “Revolution”(NBC at 8) makes its exit after two seasons with Miles, Charlie and Monroe concocting a new plan to prevent war between California and Texas while Aaron and Rachel’s efforts to save Priscilla spark unexpected consequences.

FINALE WATCH: “Survivor” (CBS at 8) wraps up its 28th season, with a castaway being crowned Sole Survivor.

FINALE WATCH: “The Middle” (ABC at 8), which will be back for a sixth season, ends its fifth season with the family looking forward to a Walt Disney World trip, which is threatened by a series of unfortunate events.

FINALE WATCH: “Law & Order: Special Victims Unit” (NBC at 9) closes Season 15 with Amaro facing consequences and Benson discovering a link with a suspect.

FINALE WATCH: The finale for “Modern Family” (ABC at 9) Season 5 focuses on the mayhem that is Mitch and Cam’s nuptials, with the two moving from one contingency plan to another.

FINALE WATCH: The recently canceled “Mixology” (ABC at 9:30) closes its first season with the gang making big decisions like whether Bruce should go for Jessica and how Liv should deal with the Ron situation.

RETURNING SHOW: “Motive” (ABC at 10) returns for Season 2 with Flynn and Vega on a case that involves a suspicious suicide.

FINALE WATCH: Lindsay turns to Voight for help and Jin is confronted about his secret meetings on the “Chicago P.D.” (NBC at 10) Season 1 finale.

Actor Hugh Jackman and Led Zeppelin’s Jimmy Page come to “The Tonight Show Starring Jimmy Fallon” (NBC at 11:35), with a musical performance from Barry Gibb and the winner of “The Voice.”

Medal of Honor recipient former Army Sgt. Kyle J. White and actress Judy Greer are on the “Late Show With David Letterman” (CBS at 11:35), with musical guest Dierks Bentley.

Actors Adam Sandler and Elle Fanning stop by “Jimmy Kimmel Live” (ABC at 11:35), with music from Lykke Li.

Rachel Lubitz