Miley Cyrus at the Los Angeles premiere of the new movie “Justin Bieber: Never Say Never” at the Nokia Theatre LA Live in Los Angeles, CA on February 8, 2011.

Miley Cyrus at the 2009 MTV Movie Awards Arrivals at Gibson Amphitheatre in Universal City, CA on May 31, 2009.

Jessica Sanchez at the 2013 Teen Choice Awards at the Gibson Ampitheater Universal on August 11, 2013 in Los Angeles, CA.

Iggy Azalea arriving for the World War Z World Premiere at Empire Leicester Square in London on June 2, 2013.

Iggy Azalea arrives for the Brit Awards 2013 at the O2 Arena in Greenwich, London on February 20, 2013.

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

Carly Rae Jepsen arrives at the 55th Annual Grammy Awards at the Staples Center on February 10, 2013 in Los Angeles, CA.

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

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