Por Alexander Mabry
Updated Junio 17, 2013
George Pimentel/WireImage. Getty Images

Demi Lovato's success is unstoppable. Sunday night she had to step on the stage of the Much Music Video Awards 2013, in Toronto, to receive Best International Music Video Award for Heart Attack. Congratulations Demi!

This great artist's career seems to be a hit after hit, a good reason for enjoying her performing live at Festival People en Español in San Antonio during Labor Day Weekend.

Either you haven't watch it yet or you just love it, You can check it out here!.