Demi Lovato made a surprise appearance at the kickoff to the Jonas Brothers ‘ 20th anniversary tour at MetLife Stadium in ...

The Jonas Brothers and Demi Lovato delighted fans on Sunday night when Lovato made a surprise appearance at the boy band’s ...

Greetings From Your Hometown,” began August 10 with a special anniversary performance featuring Demi Lovato. The trek, ...

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

Here is the full setlist from the concert as the Jonas Brothers get set to bring this tour to Michigan later this month.

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

On opening night of the Jonas Brothers' tour, the band brought out four surprise guests, including former tourmate Demi ...

The Jonas Brothers already had fans feeling nostalgic with their new tour and then they raised those stakes with their first ...

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

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

- Dean Lewis, the Australian pop balladeer of “Be Alright” fame, trotted out mid-set to perform the new “Greetings” tune ...