Demi Lovato's plan to change the world

SUNRISE, FL - DECEMBER 20:  Demi Lovato performs onstage during Y100's Jingle Ball 2013 Presented by Jam Audio Collection at BB&T Center on December 20, 2013 in Miami, Florida.  (Photo by Larry Marano/Getty Images for Clear Channel)

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    Demi Lovato's plan to change the world

Pop singer Demi Lovato tries to empower young audiences and encourage them to make the world a better place.