NEW YORK, NY - DECEMBER 09: Prince William, Duke of Cambridge and Catherine, Duchess of Cambridge watch a performance during their visit to The Door on December 9, 2014 in New York City. The Door provides services to disadvantaged young people. The royal couple, who are traveling without their son Prince George, are on a three-day US east coast visit. This is the Duke and Duchess' first official visit to New York City. (Photo by Ian Vogler - Pool/Getty Images)
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