Instagram/Demi Lovato Music Demi Lovato defends her 2024 'Heart Attack' performance at a heart health event, revealing she flagged concerns before online backlash. May 1, 2026 AceShowbiz - Demi Lovato recently spoke candidly about a performance that sparked some online debate back in 2024. The singer took part in the Women Red Dress Collection Concert to help raise awareness for cardiovascular disease, where she performed her hit song "Heart Attack" for the American Heart Association.