Miley Cyrus 's performance of "" at the 2020 iHeartRadio Music Festival is widely considered a "cultural reset" that signaled her full transition into a rock-focused era. Originally a 1979 disco-pop hit by Blondie , Cyrus reimagined the track with a gritty, raw energy that earned widespread acclaim from fans and the original artists alike. Key Performance Highlights
: The cover features Cyrus’s signature raspy, powerhouse vocals—a result of her unique anatomy and a condition called Reinke’s edema —blending the snarl of Joan Jett with the soul of Stevie Nicks. Miley Cyrus - Heart Of Glass (Live from the iHeart Festival)
: The performance went viral almost immediately, amassing over 177 million views on YouTube and leading to the song's official release as a lead-in to her 2020 rock-inspired album, Plastic Hearts . Production & Origins Miley Cyrus 's performance of "" at the
: Cyrus stormed the stage in a glam-rock ensemble, including a sheer black catsuit, heavy kohl eyeliner, and her iconic platinum blonde mullet, perfectly matching the 1980s-inspired rock vibe. : The performance went viral almost immediately, amassing
