Britain's Prince Harry, Prince William and Prince Charles walk together during the official opening of a fountain built in memory of Diana, Princess of Wales, in London's Hyde Park, Tuesday July 6, 2004. The 3.6 million pound creation at the side of the Serpentine has been surrounded by controversy - facing delays and over-running its budget by 600,000 pound. The Princess died in a car crash in Paris in August 1997.(AP Photo/Nicolas Asfouri, pool)

HRH The Prince of Wales, left, and his son Prince William hug each other during a photo call in Klosters, Switzerland, Sunday, March 28, 2004. The Prince of Wales and his son stay for a one week private skiing holiday in Klosters. (AP Photo/Michael Probst)

HRH The Prince of Wales, left, and his son Prince William ski down the Madrisa course in Klosters, Switzerland, Sunday, March 28, 2004. The Prince of Wales and his son stay for a one week private skiing holiday in Klosters. (AP Photo/Michael Probst)

This is a 1984 photo of Princess Diana with sons Prince William, foreground, and Prince Harry. (AP Photo)

Britain's Prince Charles, Prince of Wales, with his wife Princess Diana,taking their newborn son Prince William, as they left St. Mary's Hospital, Paddington, London, June 22, 1982. (AP Photo/Staff/Redman)