LONDON, ENGLAND - OCTOBER 21:  (L-R) Catherine, Duchess of Cambridge, Prince William, Duke of Cambridge, President of Singapore Tony Tan Keng Yam and his wife Mary Chee Bee Kiang pose for a photo at the Royal Garden Hotel on the first of a four day state visit to the UK on October 21, 2014 in London, England.  (Photo by Anthony Devlin - WPA Pool/Getty Images)