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Britain's Prince William and wife Catherine, the Duke and Duchess of Cambridge, stand on the balcony of Buckingham Palace after returning from the Trooping the Colour ceremony, marking the official birthday of Queen Elizabeth II, June 11, 2011, in London.
AP Photo/Akira Suemori
Britain's Prince William and wife Catherine, the Duke and Duchess of Cambridge, stand on the balcony of Buckingham Palace after returning from the Trooping the Colour ceremony, marking Queen Elizabeth II's official birthday in London, June 11, 2011.
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Britain's Prince William and wife Catherine, the Duke and Duchess of Cambridge, observe a fly-past over Buckingham Palace after returning from the Trooping the Colour ceremony, marking the official birthday of Queen Elizabeth II, June 11, 2011, in London.
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From left, Britain's Prince William and wife Catherine, the Duke and Duchess of Cambridge, Sophie, the Countess of Wessex, Prince Edward, the Earl of Wessex, and their daughter Louise, observe a fly-past over Buckingham Palace after returning from the Trooping the Colour ceremony, marking the official birthday of Queen Elizabeth II, June 11, 2011, in London.
AP Photo/Akira Suemori
Britain's Prince William and wife Catherine, the Duke and Duchess of Cambridge, are seen on the balcony of Buckingham Palace after returning from the Trooping the Colour ceremony, marking the official birthday of Queen Elizabeth II, June 11, 2011, in London.
AP Photo/Akira Suemori
From left to right, Catherine, the Duchess of Cambridge, Prince William, the Duke of Cambridge, Sophie, the Countess of Wessex, Prince Edward, the Earl of Wessex, their daughter Louise, Princess Anne, partially seen, her husband Tim Lawrence, Britain's Queen Elizabeth II, Prince Harry, Prince Philip, the Duke of Edinburgh, and Prince Andrew, watch a Royal Air Force flypast on the balcony of Buckingham Palace after returning from the Trooping the Colour ceremony, marking the official birthday of Queen Elizabeth II, June 11, 2011, in London.
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Catherine, the Duchess of Cambridge, center, speaks to young members of the British royal family on the balcony of Buckingham Palace following the Trooping the Colour ceremony, marking the official birthday of Queen Elizabeth II, June 11, 2011, in London. In the background are Prince Harry, Prince Andrews, the Duke of York, and Camilla, the Duchess of Cornwall.
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Catherine, the Duchess of Cambridge, center, speaks to young members of the British royal family on the balcony of Buckingham Palace following the Trooping the Colour ceremony, marking the official birthday of Queen Elizabeth II, June 11, 2011, in London.
Oli Scarff/Getty Images
Catherine, the Duchess of Cambridge, center, stands with memebers of the British royal family on the balcony of Buckingham Palace after returning from the Trooping the Colour ceremony, marking the official birthday of Queen Elizabeth II, June 11, 2011, in London.
Dan Kitwood/Getty Images
Catherine, the Duchess of Cambridge, and Camilla, Duchess of Cornwall, right, stand on the balcony of Buckingham Palace following the Trooping the Colour ceremony, marking the official birthday of Queen Elizabeth II, June 11, 2011, in London.
Dan Kitwood/Getty
Britain's Queen Elizabeth II, left, and her husband, Prince Philip, the Duke of Edinburgh, wave to the crowd on the balcony of Buckingham Palace after returning from the Trooping the Colour ceremony, marking the official birthday of Queen Elizabeth II, June 11, 2011, in London.
AP Photo/Akira Suemori
Britain's Queen Elizabeth II, left, and her husband, Prince Philip, the Duke of Edinburgh, wave to the crowd on the balcony of Buckingham Palace after returning from the Trooping the Colour ceremony, marking the official birthday of Queen Elizabeth II, June 11, 2011, in London.
Oli Scarff/Getty Images
Catherine, Duchess of Cambridge, smiles as Prince Harry covers his face while on the balcony of Buckingham Palace after returning from the Trooping the Colour ceremony, marking the official birthday of Queen Elizabeth II, June 11, 2011, in London.
CARL COURT/AFP/Getty Images
Catherine, the Duchess of Cambridge, looks on from the Duke of Wellington's former office after returning from the Trooping the Colour ceremony, marking the official birthday of Queen Elizabeth II, June 11, 2011, in London.
Dan Kitwood/Getty Images
Catherine, the Duchess of Cambridge, rides down The Mall in an open horse-drawn carriage during the Trooping the Colour ceremony, marking the official birthday of Queen Elizabeth II, June 11, 2011, in London.
Dan Kitwood/Getty Images
Britian's Prince William, the Duke of Cambridge, rides to Buckingham Palace after taking part in the Trooping the Colour ceremony, marking the official birthday of Queen Elizabeth II, June 11, 2011, in London.
AP Photo/Akira Suemori
Britain's Queen Elizabeth II leaves Buckingham Palace in a open horse-drawn carriage on her way to the Horse Guards Parade for the Trooping the Colour ceremony to mark her official birthday, June 11, 2011, in London.
AP Photo/Akira Suemori
Prince Harry, left, Catherine, the Duchess of Cambridge, right, and Camilla, the Duchess of Cornwall, center, return to Buckingham Palace in an open horse-drawn carriage from the Horse Guards Parade after the Trooping The Colour ceremony, marking the official birthday of Queen Elizabeth II in London, June 11, 2011.
AP Photo/Akira Suemori
Britain's Prince William, the Duke of Cambridge, center, and Prince Charles, the Prince of Wales, right, return to Buckingham Palace after the Trooping the Colour ceremony at the Horse Guards Parade, marking the official birthday of Queen Elizabeth II in London, June 11, 2011.
Dan Kitwood/Getty Images
Catherine, the Duchess of Cambridge, rides down The Mall in an open horse-drawn carriage during the Trooping the Colour ceremony, marking the official birthday of Queen Elizabeth II, June 11, 2011, in London.
AP Photo/Akira Suemori
Britain's Prince William, the Duke of Cambridge, rides from Buckingham Palace to the Horse Guards Parade for the Trooping the Colour ceremony to mark the official birthday of Queen Elizabeth II in London, June 11, 2011.
AP Photo/Akira Suemori
Britain's Queen Elizabeth II, left, and her husband, Prince Philip, the Duke of Edinburgh, return to Buckingham Palace in an open horse-drawn carriage from the Horse Guards Parade after the Trooping the Colour ceremony, marking the Queen's official birthday, in London, June 11, 2011.
Dan Kitwood/Getty Images
Catherine, the Duchess of Cambridge, rides down The Mall in an open horse-drawn carriage during the Trooping the Colour ceremony, marking the official birthday of Queen Elizabeth II, June 11, 2011, in London.
AP Photo/Akira Suemori
Britain's Prince William, the Duke of Cambridge, rides to Buckingham Palace on horse from the Horse Guards Parade after the Trooping The Colour ceremony, marking the official birthday of Queen Elizabeth II, June 11, 2011, in London.
AP Photo/Akira Suemori
Catherine, the Duchess of Cambridge, returns to Buckingham Palace in an open horse-drawn carriage from the Horse Guards Parade after the Trooping the Colour ceremony, marking the official birthday of Queen Elizabeth II, June 11, 2011, in London.
AP Photo/Akira Suemori
Catherine, the Duchess of Cambridge, right, and Camilla, the Duchess of Cornwall, leave Buckingham Palace in a open horse-drawn carriage on their way to the Horse Guards Parade for the Trooping the Colour ceremony to mark the official birthday of Queen Elizabeth II in London, June 11, 2011.
AP Photo/Akira Suemori
Britain's Queen Elizabeth II reviews soldiers at the gate of Buckingham Palace as she returns from the Horse Guards Parade after attending the Trooping the Colour ceremony, marking the official birthday of Queen Elizabeth II, June 11, 2011, in London.
AP Photo/Akira Suemor
Catherine, the Duchess of Cambridge, right, and Camilla, the Duchess of Cornwall, in a open horse-drawn carriage during the Horse Guards Parade for the Trooping the Colour ceremony, marking the official birthday of Queen Elizabeth II, June 11, 2011, in London.
AP Photo/Akira Suemori
British Guardsmen march towards the Horse Guards Parade for the Trooping the Colour ceremony to mark the official birthday of Queen Elizabeth II in London, June 11, 2011.
CARL COURT/AFP/Getty Images
British Guardsmen take part in the Trooping the Colour ceremony to mark the official birthday of Queen Elizabeth II, at the Horse Guards Parade on June 11, 2011, in London.
AP Photo/Akira Suemori
British Guardsmen march towards the Horse Guards Parade for the Trooping the Colour ceremony to mark the official birthday of Queen Elizabeth II in London, June 11, 2011.
AP Photo/Akira Suemori
British Guardsmen form a line towards the Horse Guards Parade for the Trooping the Colour ceremony to mark the official birthday of Queen Elizabeth II in London, June 11, 2011.
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The Red Arrows perform a fly-past after the Trooping the Colour ceremony to mark the official birthday of Queen Elizabeth II on June 11, 2011 in London.
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Members of the public walk towards Buckingham Palace following Trooping the Colour ceremony, which marks the official birthday of Queen Elizabeth II, at the Horse Guards Parade on June 11, 2011, in London.
CARL COURT/AFP/Getty Images
Queen Elizabeth II and her husband, Prince Philip, the Duke of Edinburgh, watch the Trooping the Colour ceremony at the Horse Guards Parade June 11, 2011, in London.
