Several artists, including Demi Lovato, joined the Jonas Brothers on stage and charmed the audience with their performances.

Demi Lovato joined the Jonas Brothers on stage, performing iconic ‘Camp Rock’ songs during their tour kickoff at MetLife ...

CHULA VISTA, Calif. (FOX 5/KUSI) — The Jonas Brothers are a “Sucker” for the San Diego area. Nick, Joe and Kevin Jonas will ...

The band's massive North American trek includes support from Marshmello, All-American Rejects, and Boys Like Girls ...