The Jonas Brothers and Demi Lovato delighted fans on Sunday night when Lovato made a surprise appearance at the boy band’s show at MetLife Stadium. Lovato and the brothers sang multiple songs from their 2008 Disney Channel movie “Camp Rock,

Demi Lovato surprises fans by joining the Jonas Brothers at the Jonas20 anniversary tour opener for a “Camp Rock” reunion.

Greetings From Your Hometown,” began August 10 with a special anniversary performance featuring Demi Lovato. The trek, formerly scheduled to visit Comerica Park later this month, will now play Little Caesars Arena.