The singer mourned the death of Chris Carney, who was married to her 'Sonny With a Chance' co-star Tiffany Thornton.
See what else Lovato had to say about the comedian's confidence.
Girl power! Demi, who recently posed nude herself, is all about Amy's unapologetic new pic.
The former flames reunited at Lopez's AMA after-party.
The former Disney darling joined the rocker on stage.
Talk about a pair of powerhouse pipes!
Nick Jonas isn't going to let a live American Music Awards performance stress him out!
Demi took on Adele's record-breaking ballad at Seattle's Fall Ball Saturday.
The pop star performed the popular track at Seattle's Fall Ball.
The singer shared her two cents on the fighter's first MMA loss.
The band says Lovato's new track, "Stars," knocks off their hits, "Infinity Guitars" and "Riot Rhythm."
Do you hear "Infinity Guitars" and/or "Riot Rhythm" in the pop star's new song?
Check out what stars are dressing up as for Halloween 2015!
Even if you don't love baseball, Game Four will be a can't-miss event!
