As if we weren't already excited enough for Grease: Live, now we've been blessed with this musical masterpiece!
We already knew Jessie J would be singing the theme song for the upcoming television special, and now we finally get to hear what those powerful pipes can do with Frankie Valli's classic track!
Photo: Jessie Shaved Her Head Again!
FOX uploaded a video to YouTube of the blonde beauty's studio session, where she laid down her AH-mazing vocals for the show's soundtrack!
And the soulful singer wasn't alone!
Joining the pop powerhouse were other members of the cast like Carly Rae Jepsen, Vanessa Hudgens, Carlos PenaVega and MORE!
Ch-ch-check it out (above)!
Tags: carlos penavega, carly rae jepsen, fox, frankie valli, grease is the word, grease live, jessie j, music minute, nostalgia, tv news, vanessa hudgens, youtube