In honor ofGrease: Live, see the stars with those that came before them, ahead.

Grease Is The Word

Paramount Pictures/Fotos International/Getty Images; Tommy Garcia/FOX

Olivia Newton-John as Sandy and Julianne Hough as Sandy

Paramount Pictures/Courtesy Everett Collection; Tommy Garcia/FOX

John Travolta as Danny and Aaron Tveit as Danny

Paramount Pictures/Courtesy Everett Collection; Tommy Garcia/FOX

Stockard Channing as Betty Rizzo and Vanessa Hudgens as Rizzo

Paramount Pictures; Tommy Garcia/FOX

Jeff Conaway as Kenickie and Carlos PenaVega as Kenickie

Paramount Pictures; Tommy Garcia/FOX

Didi Conn as Frenchy and Carly Rae Jepsen as Frenchy

Paramount Pictures; Tommy Garcia/FOX

Michael Tucci as Sonny and Andrew Call as Sonny

Paramount Pictures; Tommy Garcia/FOX

Jamie Donnelly as Jan and Kether Donohue as Jan

Paramount Pictures; Tommy Garcia/FOX

Barry Pearl as Doody and Jordan Fisher as Doody

Paramount Pictures; Tommy Garcia/FOX

Dinah Manoff as Marty Maraschino and Keke Palmer as Marty

Paramount Pictures; Tommy Garcia/FOX

Kelly Ward as Putzie and David Del Rio as Putzie

Paramount Pictures; Tommy Garcia/FOX