Katy Perry performs at The Rolling Stones Beast of Burden Tour in Las Vegas on May 11, 2013
Britney Spears at 102.7 KIIS FM's Wango Tango in Carson on May 11, 2013
Maria Menounos On the Set of 'Extra' in Los Angeles on May 13, 2013
Zooey Deschanel at 2013 FOX Programming Presentation Post Party in NYC on May 13, 2013
Minka Kelly at 2013 FOX Programming Presentation Post Party in NYC on May 13, 2013
Demi Lovato at 2013 FOX Programming Presentation Post Party in NYC on May 13, 2013
Amanda Seyfried in 2013 People's Most Beautiful Issue
Lucy Liu at American Ballet Theatre Opening Night Spring Gala in NY on May 13, 2013
Britney Spears stops by a Dance Rehearsal Studio in Thousand Oaks on May 13, 2013
Emma Watson arriving at NICE Airport on May 14, 2013
Jessica Alba at Mother's Day Brunch at The Bel-Air Hotel on May 12, 2013
Hannah Simone at 2013 FOX Upfront Party in NYC on May 13, 2013
Vanessa Hudgens out and about in Studio City on May 13, 2013
Aubrey O'Day at Maggiano's Restaurant in Los Angeles on May 13, 2013
Ariana Grande at 102.7 KIIS FM's Wango Tango in Carson on May 11, 2013
Katheryn Winnick at A+E Networks 2013 Upfront in New York on May 8, 2013
Dakota Fanning at Chanel Cruise's 2013-14 Collection Show in Singapore on May 9, 2013
Jennifer Aniston walks around on Madison Avenue in New York City on May 9, 2013
Serinda Swan at UNICEF Next Generation LA Chapter Launch on May 9, 2013
Stacy Keibler at Heineken Star Bottle Event in Brooklyn on May 9, 2013
Hilary Duff going to her car after dinner in Beverly Hills on May 8, 2013
Candice Swanepoel Photoshoot for Swarovski Spring 2013 Ad Campaign
Megan Fox in jeans, filming Teenage Mutant Ninja Turtles (TMNT) in Manhattan, New York on May 9, 2013
Katrina Bowden at 'Star Trek Into Darkness' Premiere in New York on May 9, 2013
Tulisa Contostavlos dines at Nobu in Mayfair, London on May 10, 2013
Kirsten Dunst On the Sets of 'Anchorman' in Atlanta on May 9, 2013
Claire Sinclair at Vegas Magazine's 10th Anniversary and May Issue Launch in Las Vegas on May 9, 2013
Kate Hudson leaving Chateau Marmont in West Hollywood on May 9, 2013
Brenda Song seen at Chi Lin restaurant in Los Angeles on May 10, 2013
Vera Farmiga at Bates Motel Reimagining A Cinema Icon Event in Beverly Hills on May 10, 2013