Youtube! Julianne Hough toned muscles for Interview magazine

She left his TV show Dancing with the Stars back in 2008 and has since gone on to become a bona fide movie star in her own right.

But Julianne Hough returned to her dancing roots in a set of stunning new black and white photographs in this month's Interview magazine.

The 23-year-old star shows off her taut stomach muscles and toned legs indancer's legwarmers, a black crop top and a matching cropped shorts.

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 Toned and taut: Julianne Hough shows off her washboard stomach muscles and stunning dancer's body in the new edition of Interview magazine (See more Pictures & Watch video)