Demi Lovato Recalls First Song She Ever Sang on a Stage Ahead of Her 30th Birthday

Watch Demi Lovato’s Punk-Inspired Performance of ‘Substance’ on ‘Fallon’

Demi Lovato reveals being inspired by American Idol champion Kelly Clarkson ahead of album release

Demi Lovato Talks Touring, Performs ‘Substance’ on ‘Tonight Show’ Takeover: Watch