‘Heart Attack’ 10 Years Later: How Demi Lovato Reinvented a Seminal Hit After Going to ‘Hell and Back’

Demi Lovato Reimagines ‘Heart Attack’ as a Rock Anthem for Song’s 10th Anniversary

Demi Lovato's Sister Madison De La Garza Just Got Extremely Candid About Her Own Struggle With Addiction

Demi Lovato's sister Madison De La Garza, 21, talks getting sober