FIRST LOOK: Julianne Hough as Sandy in 'Grease: Live' – Plus Vanessa Hudgens and Aaron Tveit

Grease: Live airs Jan. 31 on FOX

Photo: Tommy Garcia/FOX

They’re the ones that we want!

With Grease: Live‘s Jan. 31 telecast quickly approaching, PEOPLE has the exclusive First Look at stars Julianne Hough as Sandy, Aaron Tveit as Danny Zuko and Vanessa Hudgens as Betty Rizzo.

“I’m excited about both looks,” the Dancing with the Stars judge, 27, says in the latest issue of PEOPLE of getting to transform from innocent Rydell High newcomer to a sultry vixen during the live musical event. “I can’t wait to go from young girl kind of figuring out who she is to owning this newfound sex appeal.”

Hough, Tveit and Hudgens headline a star-studded cast that includes Carly Rae Jepsen as Frenchy, current Dancing with the Stars contender Carlos Penavega as Kenickie and Keke Palmer as Marty. Jessie J will open the show with a special arrangement of “Grease (Is the Word).”

For more from Hough on her Sandy transformation, pick up the latest issue of PEOPLE, on newsstands now

RELATED VIDEO: Carly Rae Jepsen’s Musical Study Tips

Grease: Live

will air Jan. 31 on Fox.

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