Watch: Demi Lovato Debuts 'Heart Attack'

Demi Lovato lets her personalities explode in the just-released video for her newest single, Heart Attack.

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In the Chris Applebaum-directed music video, the 20-year-old star takes her edgy look to a new extreme, sullying her beautiful bare face with jet-black paint while she belts out the fearful love anthem.

Check out the video in the player above!

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Heart Attack is the first single off Lovato's fourth studio album, Demi, arriving May 14.