Joe Jonas & Demi Lovato Break Up

07/24/2010 05:12 am ET | Updated May 25, 2011
  • Sharon Cotliar and Joey Bartolomeo people.com

Joe Jonas is back on the market!

The singer, 20, and girlfriend Demi Lovato, 17, have called it quits, a source tells PEOPLE, but will still be hitting the road together this summer, starting July 27 in Dallas.

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