Demi Lovato rocks her best 'Zoolander'-inspired 'Blue Steel' look in the brief new teaser for her 'Heart Attack' video. But rest assured: She looks much more lovely and much less try-hard than Ben Stiller!
Demi Lovato has had quite the run over the last few months. While she's not trying to get her life in order, she's making some pretty great music. Now you can hear her brand new single 'Heart Attack'.