The Jonas Brothers pulled out all the stops for Night 1 of their Greetings From Your Hometown tour at MetLife Stadium. During the show, they brought out one of their Disney Channel original movie co-stars for a walk down “memory lane.” Joe Jonas and Demi Lovato — who previously dated — reunited for a performance of their Camp Rock hits: “Gotta Find You,” “This Is Me,” and “Wouldn’t Change a Thing.” (Please note: Earlier, the brothers *also* had Jesse McCartney come on-stage for a performance of “Beautiful Soul.”)

Nick Jonas was the first to tease Lovato’s appearance at the concert. "Joe got the job, and then somehow our dad figured it out to get me and Kevin to be involved in the movie too," he said near the end of the show. "I think it's time that we all walk down this memory lane t

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