After shutting down the iHeartRadio Music Awards red carpet in an Alexander McQueen look, Demi Lovato took the stage to sing her hit single, “Stone Cold” – and we couldn’t keep our eyes off her outfit change.

Demi slipped into an H&M x Balmain blazer dress for her chill-inducing performance alongside country crooner Brad Paisley on the guitar. The sleek jacket style has become a signature look for Demi both on stage and on the red carpet. Keep scrolling for more pictures of Demi singing “her ass off,” as Justin Timberlake put it. Then, admire her fiery GLAAD Media Awards ensemble, featuring – you guessed it – another blazer.