Model Karlie Kloss poses on the red carpet as she arrives for the opening ceremony and the screening of the film "Grace of Monaco" (Grace de Monaco) out of competition during the 67th Cannes Film Festival in Cannes May 14, 2014. The festival will run from May 14 to 25. REUTERS/Eric Gaillard (FRANCE - Tags: ENTERTAINMENT FASHION)

Cate Blanchett, best actress nominee for her role in "Blue Jasmine," poses as she arrives at the 86th Academy Awards in Hollywood, California March 2, 2014. REUTERS/Lucas Jackson (UNITED STATES - Tags: ENTERTAINMENT) (OSCARS-ARRIVALS) 

Michelle Dockery from the PBS/BBC series "Downton Abbey" arrives at the 66th Primetime Emmy Awards in Los Angeles, California August 25, 2014. REUTERS/Lucy Nicholson (UNITED STATES -Tags: ENTERTAINMENT)(EMMYS-ARRIVALS) 

Actress Lupita Nyong'o of the film "12 Years A Slave" arrives at the 71st annual Golden Globe Awards in Beverly Hills, California January 12, 2014. REUTERS/Danny Moloshok (UNITED STATES - Tags: Entertainment)(GOLDENGLOBES-ARRIVALS) 

Actress Michelle Dockery arrives at the 71st annual Golden Globe Awards in Beverly Hills, California January 12, 2014. REUTERS/Danny Moloshok (UNITED STATES - Tags: Entertainment)(GOLDENGLOBES-ARRIVALS) 

Actress Emma Watson poses at the BAFTA Los Angeles Britannia Awards at the Beverly Hilton hotel in Beverly Hills, California October 30, 2014. REUTERS/Mario Anzuoni (UNITED STATES - Tags: ENTERTAINMENT) 

Stacey Bendet Eisner, CEO & Creative Director of Alice + Olivia, arrives for the Allen and Co's annual media conference in Sun Valley, Idaho July 10, 2014. REUTERS/Rick Wilking (UNITED STATES - Tags: BUSINESS ENTERTAINMENT FASHION) 

Actress Emmy Rossum poses at the 21st annual ELLE Women in Hollywood Awards in Los Angeles, California October 20, 2014. REUTERS/Mario Anzuoni (UNITED STATES - Tags: ENTERTAINMENT) 

Italian model and socialite Bianca Brandolini d'Adda arrives for amfAR's Cinema Against AIDS 2014 event in Antibes during the 67th Cannes Film Festival May 22, 2014. REUTERS/Benoit Tessier (FRANCE - Tags: ENTERTAINMENT SOCIETY FASHION) 

Sophia Amoruso, founder and owner of fashion site NastyGal, poses at her offices in Los Angeles, California May 15, 2014. "#Girlboss," Amoruso's first foray into writing, has garnered attention since its release this month for the intimate details of the entrepreneur's turbulent past: from being a broke and shoplifting youngster to harnessing the power of the Internet to sell vintage clothing on eBay. Picture taken May 15. To match story BOOKS-AUTHORS/AMORUSO REUTERS/Mario Anzuoni (UNITED STATES - Tags: FASHION BUSINESS SOCIETY) 

Catherine, Duchess of Cambridge, and her husband Britain's Prince William (unseen) visit the Botanical Gardens in Christchurch April 14, 2014. Prince William and his wife are undertaking a 19-day official visit to New Zealand and Australia with their son, Prince George. REUTERS/ Chris Jackson/Pool (NEW ZEALAND - Tags: ROYALS) 

Musician Anne "St. Vincent" Clark attends the season two premiere of "Orange is the New Black" in New York May 15, 2014. REUTERS/Eric Thayer (UNITED STATES - Tags: ENTERTAINMENT) 

Actor Benedict Cumberbatch arrives at the Metropolitan Museum of Art Costume Institute Gala Benefit celebrating the opening of "Charles James: Beyond Fashion" in Upper Manhattan, New York, May 5, 2014. REUTERS/Lucas Jackson (UNITED STATES - Tags: ENTERTAINMENT FASHION)

Actor Idris Elba arrives for a memorial service for the former South African president Nelson Mandela at Westminster Abbey, in central London March 3, 2014. REUTERS/John Stillwell/Pool (BRITAIN - Tags: OBITUARY POLITICS SOCIETY) 

Actor Neil Patrick Harris attends the 52nd New York Film Festival opening night gala presentation of the movie "Gone Girl" at Alice Tully Hall in New York September 26, 2014. REUTERS/Eduardo Munoz (UNITED STATES - Tags: ENTERTAINMENT) 

Artist Jeff Koons and wife Justine Wheeler Koons arrive for the 2014 Women's Leadership Award honoring Stella McCartney at Alice Tully Hall in New York November 13, 2014. REUTERS/Carlo Allegri (UNITED STATES - Tags: ENTERTAINMENT) 

British actor Eddie Redmayne arrives on the red carpet during the 2nd annual Breakthrough Prize Award in Mountain View, California November 9, 2014. REUTERS/Stephen Lam (UNITED STATES - Tags: ENTERTAINMENT SCIENCE TECHNOLOGY) 

Rapper Pharrell Williams arrives at the 86th Academy Awards nominees luncheon in Beverly Hills, California February 10, 2014. REUTERS/Mario Anzuoni (UNITED STATES - Tags: ENTERTAINMENT) 

Actor Colin Firth and Livia Giuggioli arrive at the Metropolitan Museum of Art Costume Institute Gala Benefit celebrating the opening of "Charles James: Beyond Fashion" in Upper Manhattan, New York May 5, 2014. REUTERS/Carlo Allegri (UNITED STATES - Tags: ENTERTAINMENT FASHION)

Pierre Casiraghi, Princess Caroline of Hanover's son, arrives with his girlfriend Beatrice Borromeo at the Bal de la Rose in Monte Carlo March 29, 2014. The Bal de la Rose is a traditional annual charity event in aid of Foundation Princess Grace. REUTERS/Eric Gaillard (MONACO - Tags: ROYALS ENTERTAINMENT) 

German designer Karl Lagerfeld appears with models at the end of his Haute Couture Spring/Summer 2014 fashion show for French fashion house Chanel in Paris January 21, 2014. REUTERS/Benoit Tessier (FRANCE - Tags: FASHION)