Julianne Hough and Aaron Tveit share memories of the movie 'Grease'

"Grease" was a huge part of Julianne Hough and Aaron Tveit's childhoods. They talk about starring in FOX's "Grease Live," which airs Sunday, Jan. 31.
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"Grease" was a huge part of Julianne Hough and Aaron Tveit's childhoods. They talk about starring in FOX's "Grease Live," which airs Sunday, Jan. 31.