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

Prince Charles and the Princess of Wales, wearing a coral silk dress and matching hat, ride in an open carriage to Waterloo Station, July 29, 1981, to start their honeymoon at Broadlands. (AP Photo/BIPNA, Pool)

The Prince and Princess of Wales, Prince Charles and Princess Diana leave St. Mary's Hospital in Paddington, London with their new baby son on Sept. 16, 1984. Princess Diana carries new baby, Prince Harry who was born on Sept. 15. (AP Photo)

Their Royal Highnesses the Prince and Princess of Wales are photographed with their children, Prince William and Prince Henry. William was born June 21 1982 and Prince Henry was Born last September 15. 1984 photo (AP Photo)

The Princess of Wales waves farewell from the royal yacht Britannia at the start of the royal couple's honeymoon cruise, August 1, 1981. Prince Charles is at right. (AP Photo)

Britain's Prince Charles and Princess Diana watch Live Aid, a concert organised to raise money for famine relief in Africa, at Wembley Stadium, London, July 13, 1985. Seated behind are Brian May, left, and Roger Taylor, right, of British rock band Queen. (AP Photo)

** FILE ** Britain's Prince Charles and Princess Diana, Princes of Wales, in this official 1985 photograph. The sale of a magnum of champagne from the 1981 wedding of Princess Diana and Prince Charles fizzled when auction bids failed to reach the reserve price. (AP Photo/File)

Prince Charles gestures during a press conference after he and Princess Diana, seated, toured the National Gallery of Art in Washington on Sunday, Nov. 10, 1985. (AP Photo/Bob Daugherty)

The Prince of Wales gets a kiss from his wife Diana, Princess of Wales, as well as the Silver Jubilee Cup, after the Prince of Wales' Team had defeated Peru by seven goals to five at the International Polo meeting at the Guards Polo Ground in Great Windsor Park, England on Sunday, July 26, 1987. (AP Photo)

Prince Charles with wife Princess Diana in 1991. (AP Photo)

Britain's Prince Charles leaves Cirencester hospital with Princess Diana in Cirencester on Sunday, July 1, 1990, with his arm in a sling after falling off his horse and breaking an arm during a polo match. The Prince an avid polo player broke his right arm in two places and was released in time for the Princess's 29th birthday. (AP Photo/Gill Allen)

Britain's Prince Charles and Princess Diana as they board a Boeing 707 of the Royal Australian Air Force at London's Heathrow Airport on March 18, 1983, prior to leaving on a six-week tour of Australia and New Zealand. The couple will be accompanied by their eight-month-old son Prince William, who boarded the aircraft about an hour ahead of his parents. (AP Photo/Peter Kemp)

Prince Charles gets a kiss from his wife, Princess of Wales, as she presented him with a prize after he had played for the England II polo team against Chile at the Guards Polo Club in Windsor, England on July 27, 1986. Chile defeated the England II team 5-3. (AP Photo/John Redman)

Prince Charles with his wife Princess Diana in front of Lodge Canberra, Australia on Nov. 7, 1985. (AP Photo)

Keine Archivierung! +++ ARCHIV: Prinz Charles und Lady Diana Spencer posieren am Buckingham Palace in London, Grossbritannien, nach der offiziellen Bekanntgabe ihrer Verlobung (Foto vom 24.02.1981). Dianas Verlobungsring steckt seit Oktober 2010 am Finger von Kate Middleton. Vor genau 30 Jahren, am 23. Februar 1981, praesentierte der damals 32-jaehrige aelteste Sohn der Queen seine 19-jaehrige Verlobte Daina. (zu dapd-Text) Foto: Ron Bell/AP/Pool/dapd

Charles, Prince of Wales, looks at his wife Princess Diana, as both are in the Berlin Schoneberg City Hall, Nov. 1, 1987 during a short reception given in honor of the Royal Couple. Charles and Diana spent one day in Berlin before heading to West Germany for an official six-day visit. (AP Photo/Rainer Klostermeier)

PRINCE AND PRINCESS OF WALES PHOTO:CLB/LFI

PRINCE & PRINCESS OF WALES PHOTO:CLB/LFI

PRINCE & PRINCESS OF WALES PHOTO:CLB/LFI

Britain's Prince of Wales, wearing the robes of the Order of the Garter, looks towards the Princess of Wales, Princess Diana, as they await a carriage to depart the Order of the Garter Service at Windsor Castle, England on June 15, 1992. The marriage of the Princess of Wales to the heir of the British throne has become the interest of media speculation with the publication of a biography by Andrew Morton called "Diana: Her True Story." (AP Photo/Pool)