Demi Lovato opened up about her 'perfect' May wedding to husband Jordan 'Jutes' Lutes on the Aug. 12 episode of the 'Chicks ...

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

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

Demi Lovato opened up about her heartfelt Jonas Brothers reunion at MetLife, explaining how Joe Jonas asked her to perform ‘This Is Me’ ...

Joe, Nick and Kevin kicked off their 20th anniversary tour with Sunday night’s show at MetLife, one of the largest venues ...

Joe Jonas and Demi Lovato performed 'Camp Rock' favorites during the Jonas Brothers' 20th anniversary tour at MetLife Stadium ...

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

Watch Jonas Brothers and Demi Lovato perform 'Gotta Find You,' 'Wouldn't Change a Thing,' and 'This Is Me' at Metlife Stadium tour opener.

For Demi Lovato, reuniting with the Jonas Brothers at the kickoff show for the band’s 20th anniversary tour was “an instant ...

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

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

"We’ve been through so much together," the singer said of her fellow Disney Channel alums. "It was really, really great to ...