Demi Lovato at City of Hope’s 2nd Annual Concert for Hope at Nokia Theatre in Los Angeles, CA on October 25, 2009.

Demi Lovato at the world premiere of “Hannah Montana The Movie” at the El Capitan Theatre, Hollywood on April 2, 2009 in Los Angeles, CA.

Demi Lovato at Nickelodeon’s 2009 Kids’ Choice Awards at Pauly Pavillion in Westwood, CA on March 29, 2009.

Demi Lovato at the world premiere of her new movie “Jonas Brothers: The 3D Concert Experience” at the El Capitan Theatre, Hollywood on February 24, 2009 in Los Angeles, CA.

Demi Lovato at the 2008 American Musica Awards at Nokia Theatre in Los Angeles, CA on November 23, 2008.

Demi Lovato at the Los Angeles Premiere of ‘Twilight at Mann Village in Westwood, CA on November 17, 2008.

Demi Lovato at the Sweet 16 Celebration for Miley Cyrus at Disenyland in Anaheim, CA on October 5, 2008.

Demi Lovato at the ‘Disney Concert For Hope’ a benefit concert for City Of Hope at Gibson Amphitheatre in Universal City, CA on September 14, 2008.

Demi Lovato at the 2008 MTV Video Music Awards at Paramount Pictures Studios in Los Angeles, CA on September 7, 2008.

Dev arriving for the Capital Summertime Ball at Wembley Stadium in London on June 12, 2011.