CHARLOTTETOWN, PE - JULY 04: Catherine, Duchess of Cambridge and Prince William, Duke of Cambridge take part in a dragon boat race at Dalvay-by-the-sea on day 5 of the Royal Couple's North American Tour, July 4, 2011 in Charlottetown, Prince Edward Island, Canada. (Photo by Samir Hussein/WireImage)

CHARLOTTETOWN, PE - JULY 04:  Catherine, Duchess of Cambridge and Prince William, Duke of Cambridge take part in a dragon boat race at Dalvay-by-the-sea on day 5 of the Royal Couple's North American Tour, July 4, 2011 in Charlottetown, Prince Edward Island, Canada.  (Photo by Samir Hussein/WireImage)