3:36 Demi Lovato - Heart Attack (Official Video) 3:30 Demi Lovato - Heart Attack (Lyrics) 3:32 Demi Lovato - Heart Attack (Official Audio) 3:45 Demi Lovato - Heart Attack (Demi Live in Brazil) 3:34 Demi Lovato - Heart Attack (Live On Dick Clark’s New Year’s Rockin’ Eve With Ryan Seacrest 2026) 3:59 Demi Lovato - Heart Attack (Rock Version) (Lyric Video) 3:49 Demi Lovato - Heart Attack (Live On Honda Civic Tour: Future Now) 3:36 Demi Lovato - Heart Attack (Lyrics) 3:36 Деми Ловато - Heart Attack) 3:45 Demi Lovato “Heart Attack (Rock Version)” Live on the Stern Show 5:01 \"Heart Attack\" (Demi Lovato) Cover from 'School of Rock' 🎶 | Music Video | @NickRewind 4:18 Demi Lovato - \"Heart Attack\" / \"Sorry Not Sorry\" / \"Cool For The Summer\" | 2023 VMAs 3:30 Demi Lovato - Heart Attack 💔 (Lyrics) 3:56 Demi Lovato - Heart Attack (Britain's Got Talent 2013) 3:52 Demi Lovato - Heart Attack (Karaoke Version) 2:08 Bryana Salaz - Heart Attack - Demi Lovato (cover) l The Voice 3:19 Heart Attack - Demi Lovato Tiktok version 3:30 Demi Lovato - Heart Attack (Lyrics) 1:51 Demi Lovato - HEART ATTACK (Kryd Hoodtrap / Mylancore Remix)