3:25 Demi Lovato - Heart Attack (CHXBB Remix) 3:18 Heart Attack - Demi Lovato Tiktok Version 5:17 Demi Lovato - Heart Attack (The Alias Club Remix) (Official Audio) 3:59 Demi Lovato - Heart Attack (Rock Version) (Lyric Video) 3:36 Demi Lovato - Heart Attack (Official Video) 3:30 Demi Lovato - Heart Attack (Lyrics) 3:10 Demi Lovato - Heart Attack (The Alias Remix) (Matt Nevin Video Edit) 3:20 Demi Lovato - Heart Attack (Manhattan Clique Remix) (Matt Nevin Video Edit) 5:11 Demi Lovato - Heart Attack (Manhattan Clique Remix) (Official Audio) 3:40 Demi Lovato - Heart Attack (White Sea Acapella Remix) (Official Audio) 3:00 Demi Lovato - Heart Attack - (Speed up + Reverb) 3:36 Demi Lovato - Heart Attack (Lyrics) 3:32 🌟Demi Lovato - Heart Attack (Ravi Remix)🎧 [No Copyright Music]🌟 3:19 Heart Attack - Demi Lovato Tiktok version 4:40 Demi Lovato - Heart Attack (Deejay Theory Remix) (Official Audio) 3:43 Demi Lovato - Heart Attack (White Sea Remix) (Official Audio) 3:03 Nightcore - Heart Attack (Lyrics) (Demi Lovato) 3:29 Demi Lovato - Heart Attack (Lyrics)