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.

Lovato joined Joe Jonas onstage at MetLife Stadium in East Rutherford, New Jersey, where the pair sang two songs — “This Is Me” and “Wouldn’t Change a Thing” — from their Disney Channel hit movies “Camp Rock” and “Camp Rock 2: The Final Jam,” according to videos posted to social media.