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

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

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

The Jonas Brothers opened the Jonas20 tour with Joe Jonas reuniting with Demi Lovato for the first "Camp Rock" performances in 10 years.

CampRock fans wouldn't change a thing about Demi Lovato's latest performance. The pop icon, 32, wowed the crowd via a ...