Selena Gomez at the British Fashion Council’s “London Show Rooms LA” at Thompson Hotel in Beverly Hills, CA on April 9, 2013.

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

Selena Gomez arrives at the “Spring Breakers” Premiere at the Arclight, Hollywood on March 14, 2013 in Los Angeles, CA.

Selena Gomez at the 2012 Nickelodeon Kids’ Choice Awards at Galen Center in Los Angeles, CA on March 31, 2012.

Miley Cyrus in the press room at the 2013 Teen Choice Awards at Gibson Amphitheatre in Los Angeles, California on August 11, 2013.

Miley Cyrus arrives at the “Paranoia” Los Angeles Premiere at the Directors Guild of America on August 8, 2013 in Los Angeles, CA.

Miley Cyrus arrives at the Billboard Music Awards 2013 at the MGM Grand Garden Arena on May 19, 2013 in Las Vegas, NV.

Miley Cyrus at the 2013 Maxim Hot 100 Party at Vanguard in Hollywood, CA on May 15, 2013.

Miley Cyrus at the Elton John Aids Foundation 21st Academy Awards Viewing Party at West Hollywood Park in West Hollywood, CA on February 24, 2013.

Miley Cyrus arrives at the Clive Davis 2013 Pre-GRAMMY Gala at the Beverly Hilton Hotel on February 9, 2013 in Beverly Hills, CA.