Demi Lovato found Jonas Brothers surprise performance 'healing' Demi Lovato found it "really healing" to perform with her Camp Rock co-stars the Jonas Brothers over the weekend. 13 August 2025 Demi Lovato found it "really healing" to perform with the Jonas Brothers over the weekend. Demi Lovato reunited with 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 (10.08.