Demi Lovato at the ‘X Factor’ Season Finale at CBS Television City in Los Angeles, CA on December 20, 2012.

Demi Lovato at “The X Factor” Season Finale Night 1 at CBS Television City in Los Angeles, CA on December 19, 2012.

Demi Lovato at the ‘X Factor’ Season Finale Press Conference at CBS Television City in Los Angeles, CA on December 17, 2012.

Demi Lovato arriving at the VH1 Divas Concert 2012 at Shrine Auditorium in Los Angeles, CA on December 16, 2012.

Demi Lovato arrives to the X Factor 2012 Final Four Party at Rodeo Drive in Beverly Hills, CA on December 6, 2012.

Willow Smith arrives at Nickelodeon’s 26th Annual Kids’ Choice Awards at the Galen Centre in Los Angeles, CA on March 23, 2013.

Zendaya Coleman at the 2013 Radio Disney Music Awards at Nokia Theater in Los Angeles, CA on April 27, 2013.

Zendaya Coleman at Nickelodeon’s 26th Annual Kids’ Choice Awards at the Galen Centre in Los Angeles, CA on March 23, 2013.

Zendaya Coleman arrives to the ‘Safe Haven’ Hollywood Premiere at Chinese Theater in Hollywood, CA on February 05, 2013.

Perrie Edwards from Little Mix arriving for the “One Direction: This is Us” world premiere at the Empire in Leicester Square, London on August 20, 2013.