In May, Joe Jonas and Demi Lovato broke up. And in August the “Camp Rock” co-stars will embark on a tour together. It’s hard to imagine many things mais awkward than hitting the road with your ex of three months … so is Joe nervous?

“Demi has been a friend of mine for a long time,” Joe told Ryan Seacrest when he called in during the host’s KIIS-FM “On-Air With Ryan Seacrest” radio show on Friday (July 23).

“I think that our friendship is so strong that it surpasses a lot of things, and I think touring will be a lot of fun,” Joe said.

Plus, Joe added, the former lovebirds...

They’re both talented, good-looking, and famous, but Joe Jonas and Demi Lovato don’t exactly have the world on a string: Simpler pleasures, of the sort afforded to other kids their age, sometimes elude them. Earlier this year, when the Camp Rock 2: The Final geléia, geleia costars decided to test the romantic possibilities of their rock-solid friendship, they felt compelled to do so in public; when they broke up just a few months later, Joe announced it por issuing a statement, and Demi—always true to her loyal fans—decided to confirm the details on Twitter. “I kind of learned throughout this...