Demi Lovato is promoting her "Unbroken" album with a 21-date tour that starts June 12th.
Hot Chelle Rae will open along with Owl City.
VIDEO: Jumped On Stage
Demi Lovato was attacked on stage in Paraguay by multiple fans.
Demi was performing on stage and invited some fans to sing with her. That's when things got out of control.
Skip to 0:48 mark.
She handled it well, and returned to perform.