'Shout' to Mark GLEE's 500th Musical Performance, 3/4

Related: GLEE

'Shout' to Mark GLEE's 500th Musical Performance, 3/4 FOX announced today that in a special extended prime, Glee (9:30-10:30 PM ET/PT) will take center stage and celebrate "Animal House"-style, when the members of New Directions perform the classic R&B hit "Shout," marking the hit series' 500th musical performance. The episode will be preceeded by a a special 90-minute episode of American Idol (8:00-9:30 PM ET live/PT tape-delayed) when America's votes are tallied and the Season 12 finalists are revealed LIVE.

In the "Girls (And Boys) on Film" episode of Glee (9:30-10:30 PM ET/PT), airing at a special time, the Glee club's latest assignment is to choose a song from a movie and the members of New Directions sing the hit series' landmark 500th musical performance with their rendition of the "Animal House" anthem "Shout." Meanwhile in New York, Santana (Naya Rivera) makes herself at home in the loft a little too quickly for Rachel (Lea Michele) and Kurt's (Chris Colfer) comfort.

In the super-sized 90-minute episode of American Idol (8:00-9:30 PM ET live/PT tape-delayed), America's votes will be announced and fans will finally find out who will advance to the finals and who will go home. Don't miss the reactions of judges Mariah Carey, Nicki Minaj, Randy Jackson and Keith Urban, along with host Ryan Seacrest, when the results are revealed LIVE from Los Angeles.

AMERICAN IDOL is produced by 19 Entertainment, a division of Core Media Group, and FremantleMedia North America. The series is created and executive-produced by Simon Fuller, CEO, XIX Entertainment. Cecile Frot-Coutaz, FremantleMedia, Trish Kinane, FremantleMedia North America; Ken Warwick, FremantleMedia North America; and Nigel Lythgoe, CEO, Nigel Lythgoe Productions also serve as executive producers. "Like" American Idol on Facebook at www.facebook.com/AmericanIdol. Follow the series on Twitter @AmericanIdol and join the discussion at #idol. Follow host Ryan Seacrest at @RyanSeacrest, and follow the judges: @MariahCarey; @yo_randyjackson; @nickiminaj; and @keithurban.

GLEE is produced by Ryan Murphy Television in association with 20th Century FOX Television. Ryan Murphy, Brad Falchuk, Ian Brennan and Dante di Loreto serve as executive producers.