Selena Gomez arrives at the 2010 Hollywood Style Awards at Billy Wilder Theater at the Hammer Museum on December 12, 2010 in Westwood, CA.

Selena Gomez arrives at the 2011 MTV Movie Awards at the Gibson Amphitheatre, Universal Studios, Hollywood on June 5, 2011 in Los Angeles, CA.

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

Selena Gomez performs in Jingle Ball 2011 at Power Balance Pavilion in Sacramento, California on December 1, 2011.

Natalia Kills’ white nails with glitter

Natalia Kills’ pink glitter nails

Natalia Kills’ black and white polka dot nails in her “Kill My Boyfriend” music video

Natalia Kills’ black and white striped nails in her “Kill My Boyfriend” music video

Paloma Faith arriving for the premiere of “Keith Lemon: The Film” at the Vue Cinema at Leicester Square in London on August 21, 2012.

Paloma Faith arriving for the Glamour Women Of The Year Awards 2012 at at Berkeley Square in London on May 29, 2012.