Just a few days after the death of Whitney Houston, Glee aired a Valentine's Day episode that featured this cover. Listen now.
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Ready to meet Rachel's dad? They guest star on this Valentine's Day episode of Glee.
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Ricky Martin leads the New Directions in this performance of LMFAO's "I'm Sexy and I Know It." Watch and enjoy!
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Out with Will as a Spanish teacher, in with... Ricky Martin! Watch the Fox promo for this singer's guest-starring appearance now.
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Naya Rivera and Grant Gustin go at it here for a performance of "Smooth Criminal." It's impressive stuff, courtesy of the Glee episode "Michael."
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Darren Criss leads this amazing cover of "Wanna Be Startin Something." It's just one of many Michael Jackson covers from the aptly titled episode "Michael."
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The title of this episode says it all. Watch the official preview for Glee's tribute to Michal Jackson now!
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Sam and Mercedes will duet on a classic number from Grease on the episode "Yes/No." Take a listen to their take on "Summer Nights" now.
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Glee Quotes

Seriously. I look like a gay Thundercat.

Jake

I'm gonna miss all of you. I love you guys.

Puck