Becky G at the 15th Annual Young Hollywood Awards at Broad Stage in Santa Monica, CA on August 1, 2013.

Becky G arrives at the “Hotel Transylvania” Screening at Pacific Theaters at The Grove in Los Angeles, CA on September 22, 2012.

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

Ariana Grande attends the 2013 Wango Tango concert produced by KIIS-FM at the Home Depot Center in Carson, CA on May 11, 2013.

Ariana Grande arrives at the Radio Disney Music Awards 2013 at the Nokia Theater in Los Angeles, CA on April 27, 2013.

Ariana Grande at the 2013 MTV Movie Awards at Sony Studios, Culver City in Los Angeles, CA on April 14, 2013.

Ariana Grande at Nickelodeon’s 26th Annual Kids’ Choice Awards at USC Galen Center in Los Angeles, CA on March 23, 2013.

Taylor Swift at the Capital FM Summertime Ball 2013 held at Wembley Stadium in London on June 9, 2013.

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

Taylor Swift arriving for the Brit Awards 2013 at the O2 Arena in Greenwich, London on February 20, 2013.