Troian Bellisario at the “Pretty Little Liars” 100th Episode Celebration, at W Hollywood on May 31, 2014 in Los Angeles, CA

Rita Ora attends the Tom Ford Autumn/Winter Womenswear Collection Presentation in Los Angeles, California on February 20, 2015

Chvrches at the Chvrches, Cherub and Phantogram in Concert at Radio 104.5’s Summer Block Party at The Piazza at Schmidt’s in Philadelphia, PA on May 3, 2014

Jasmine Villegas at the Despicable Me Minion Mayhem and Super Silly Fun Land at Universal Studios Hollywood on April 11, 2014 in Universal City, CA

Iggy Azalea at the KIIS FM’s Jingle Ball 2014 at the Staples Center on December 5, 2014 in Los Angeles, CA

Katy Perry arrives to the Kid’s Choice Awards 2013 on March 23, 2013 in Los Angeles, CA

Sabrina Carpenter at the “Planes: Fire & Rescue” World Premiere at the El Capitan Theater on July 16, 2014 in Los Angeles, CA

Rihanna arrives to the Grammy Awards 2015 on February 8, 2015 in Los Angeles, CA

Lorde gets ready to perform for a Grammy event in Los Angeles, California on January 25, 2014

Jennifer Lopez at the American Idol Season 13 Premiere Screening at Royce Hall on January 14, 2014 in Westwood, CA