Demi Lovato

Demetria "Demi" Devonne Lovato (born August 20, 1992) is an American singer, songwriter, and actress. After appearing on the children's television series Barney & Friends (2002–2004), Lovato rose to prominence for playing Mitchie Torres in the musical television film Camp Rock (2008) and its sequel Camp Rock 2: The Final Jam (2010). The former film's soundtrack contained "This Is Me", Lovato's debut single and duet with Joe Jonas, which peaked at number nine on the U.S. Billboard Hot 100.