Kate Hudson Shows Off Toned Abs and Flashes Her Shaved Head on 'Sister' Set - See the Pic!

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Kate Hudson is looking fierce!

The 38-year-old actress was spotted in Los Angeles on Wednesday, rocking tiny sky blue shorts and a matching sports bra, while on the set of her new secret project with Sia, titled Sister.

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Not much is known about the project, which required the Oscar-nominated star to shave her head in July. But, what we do know is that she’ll star alongside Maddie Ziegler.

In a recent interview with ET, Ziegler promised the Sia-directed project would be "unlike anything you've seen before" and credited Hudson with teaching her "everything."

EXCLUSIVE: Maddie Ziegler Says Kate Hudson is One Of Her Biggest Inspirations

"She's amazing, she's incredible," the teen dancer gushed about the Almost Famous actress. "She's becoming like a family member to me, I love her so much."

For more on Ziegler's admiration for Hudson, watch the video below.

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