The band's massive North American trek includes support from Marshmello, All-American Rejects, and Boys Like Girls

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.

The band — consisting of brothers Joe, Nick and Kevin Jonas — kicked off their 20th anniversary tour on Sunday at MetLife Stadium in their home state of New Jersey. But to make it more special, they surprised their fans with some special guests throughout the show, including Demi Lovato .