Just when we thought the song of the summer was still up for debate, Joe Jonas and Demi Lovato went ahead and handed us a curveball straight from 2008. On Sunday night at MetLife Stadium, the former Disney costars—and one-time real-life couple—reunited to perform Camp Rock classics during the Jonas Brothers’s JONAS20 tour opening date,

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

Disney fans assemble! Demi Lovato and Joe Jonas reportedly reunited for a nostalgic performance at Jonas Brothers’ MetLife Stadium concert on August 10.