Demi Lovato’s 30th Birthday Party: Photos Of Kate Beckinsale, Paris Jackson & More Guests

Demi Lovato Drops Major Bombshells During ‘Call Her Daddy’ Tell-All: From Addiction to Disney Secrets

Demi Lovato Recalls First 'Experimenting' With Opiates at 13 Following a Car Accident: I Wanted 'An Escape'

Demi Lovato says she started drinking and using drugs before her teenage years due to 'bullying'