Demi Lovato wasn't the only Jonas Brothers' guest star Sunday: Members of Switchfoot, Dean Lewis, Jesse McCartney and Marshmello also performed.

The Jonas Brothers' 2025 tour kicked off in New Jersey with a surprise guest appearance by the band's former Disney co-star.

The Jonas Brothers' 2025 tour kicked off in New Jersey with a surprise guest appearance by Demi Lovato, the band's former ...

The Jonas Brothers kicked off their 'JONAS20' tour with a surprise reunion with Demi Lovato, performing iconic 'Camp Rock' ...

Jonas brothers kicked off their JONAS20 tour at MetLife Stadium in their home state of New Jersey ; Demi Lovato surprisingly reunited with her former Camp ...

Here's our roster projection and depth chart prediction for the NY Giants entering Week 2 of the preseason with joint ...

My Chemical Romance brought their Long Live the Black Parade Tour to MetLife Stadium for a historic night in their home state ...

My Chemical Romance, who are from New Jersey, played the state’s MetLife Stadium Saturday night on their anniversary tour ...

My Chemical Romance‘s Long Live The Black Parade tour hit their home state, NJ, for a show at MetLife Stadium on Saturday ...

My Chemical Romance performs at MetLife Stadium in East Rutherford, N.J. on their "Long Live the Black Parade" tour. Aug. 9, ...

My Chemical Romance is now only the third Jersey band to headline MetLife Stadium in East Rutherford after Saturday's show.