Demi Lovato surprises fans by joining the Jonas Brothers at the Jonas20 anniversary tour opener for a “Camp Rock” reunion.

Demi Lovato stole the show at the Jonas Brothers concert in a sage green Acne Studios look featuring a triangle bra top and ...

Demi Lovato surprises fans at MetLife Stadium during Jonas Brothers' 20th anniversary tour stop in New Jersey. The ...

Joe, Kevin and Nick of the Jonas Brothers and Lovato starred in the 2008 Disney Channel Original Movie, Camp Rock, and it’s ...

Demi Lovato wouldn’t change a thing about how her epic reunion with the Jonas Brothers came to be. Two days after Lovato, 32, ...

For Demi Lovato, reuniting with the Jonas Brothers at the first show of the band's 20th anniversary tour on Sunday night was ...

Cristiano Ronaldo and Georgina Rodriguez Are Engaged After 8 Years of Dating — and She Has a Massive Ring to Prove It ...

Demi Lovato surprised fans as she joined Jonas Brothers at their recent concert. Fans wept while Demi's husband proudly took ...

The pair sang "This Is Me" and "Wouldn't Change a Thing," 17 years after the Disney Channel original movie was released.

Demi Lovato surprised fans by joining the Jonas Brothers during their first show on the "Jonas20: Greetings From Your ...

The Jonas Brothers welcomed Joe Jonas’ ex-girlfriend, Demi Lovato, onstage for a surprise performance at their first concert ...