Demi Lovato Black Painted Hands on "Heart Attack" Video Set in Los Angeles

Demi Lovato sports black painted hands while on set of her music video for “Heart Attack” on Thursday in Los Angeles.

Demi Lovato was escorted from her trailer to a dirty alley to continue filming scenes for the clip.

Earlier in the week, Demi rocked a Betty Boop jean jacket as she went shopping at The Grove.

In case you missed it, listen to Demi‘s new single “Heart Attack” now!