Demi Lovato found it "really healing" to perform with the Jonas Brothers over the weekend. The 32-year-old singer-and-actress made a surprise appearance at her Camp Rock co-stars' show in New Jersey on Sunday (Aug 10) and not only was it "so nice" to be back on stage with the trio after receiving a call from ex-boyfriend Joe Jonas,

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