Neil Mockford/Getty Images
  • Catherine, Duchess of Cambridge visits Hope House, an Action on Addiction women's treatment center, Feb. 19, 2013 in London.
    Neil Mockford/Getty Images
  • Kate Middleton, Duchess of Cambridge, arrives at the Clare Foundation in London, wearing a white wool coat, March 19, 2013.
    WENN.com
  • Britain's Catherine, Duchess of Cambridge arrives at the Astute-class Submarine Building at BAE Systems in Barrow-in-Furness, Cumbria, northern England, on April 5, 2013.
    Chris Jackson/AFP/Getty Images
  • Catherine, Countess of Strathearn visits The Emirates Arena on April 4, 2013 in Glasgow, United Kingdom.
    Mark Cuthbert/UK Press/Getty Images
  • Catherine, Duchess of Cambridge attends the National Review of Queen's Scouts at Windsor Castle on April 21, 2013.
    Olivia Harris/WPA Pool/Getty Images
  • Catherine, Duchess Of Cambridge, also known as Kate Middleton and the wife of Prince William, visits National Portrait Gallery in London, England on April 24, 2013.
    Barcroft Media/startraksphoto.com
  • Catherine, Duchess of Cambridge arrives at the Inauguration of Warner Bros. Studios Leavesden on April 26, 2013 in Watford, England.
    Mark Cuthbert/UK Press/Getty Images
  • Catherine, Duchess of Cambridge cuts a rope to smash a bottle of Champagne on the hull of the new Princess Cruises ship 'Royal Princess' during the official naming ceremony, June 13, 2013 in Southampton, England.
    Max Mumby/Indigo/Getty Images
  • Catherine, Duchess of Cambridge stands on the balcony of Buckingham Palace during the annual Trooping the Colour Ceremony, June 15, 2013, in London.
    Max Mumby/Indigo/Getty Images