Britain's (L-R) Camilla The Duchess of Cornwall, Prince Charles, Prince Willian holding Prince George, Catherine, the Duchess of Cambridge, Queen Elizabeth, and Prince Andrew stand on the balcony at Buckingham Palace after attending the Trooping the Colour ceremony at Horse Guards Parade in central London, Britain June 13, 2015. Trooping the Colour is a ceremony to honour the Queen's official birthday. REUTERS/Stefan Wermuth TPX IMAGES OF THE DAY

La reine Elizabeth II a préside ce jour à Londres le traditionnel Trooping the colour en présence de son arrière-petit-fils le prince George. La duchesse de Cambridge y a refait une sortie officielle. De même à noter la présence au balcon du petit vicomte Severn, fils du comte et de la comtesse de Wessex qui assistent aujourd’hui aux noces du prince Carl Philip de Suède à Stockholm. (merci à Patricio pour son aide)

Britain's Queen Elizabeth and Prince Philip leave Buckingham Palace by carriage to attend the Trooping the Colour ceremony at Horse Guards Parade in central London, Britain June 13, 2015. Trooping the Colour is a ceremony to honour the Queen's official birthday. REUTERS/Stefan Wermuth

Britain's Kate, Duchess of Cambridge, right, and the Duchess of Cornwall ride in a carriage during the Trooping The Colour parade at Buckingham Palace, in London, Saturday, June 13, 2015. Hundreds of soldiers in ceremonial dress have marched in London in the annual Trooping the Color parade to mark the official birthday of Queen Elizabeth II. The Trooping the Color tradition originates from preparations for battle, when flags were carried or "trooped" down the rank for soldiers to see. (AP Photo/Tim Ireland)

Britain's (L-R) Prince Andrew, Prince Harry, Catherine, the Duchess of Cambridge, Prince Harry and Camilla the Duchess of Cornwall stand on the balcony at Buckingham Palace after attending the Trooping the Colour ceremony at Horse Guards Parade in central London, Britain June 13, 2015. Trooping the Colour is a ceremony to honour the Queen's official birthday. REUTERS/Stefan Wermuth

LONDON, ENGLAND - JUNE 13: (L-R) Prince Andrew, Duke of York, Catherine, Duchess of Cambridge, Camilla, Duchess of Cornwall, Prince Harry, Princess Eugenie and Princess Beatrice stand on the balcony of Buckingham Palace following the Trooping The Colour ceremony on June 13, 2015 in London, England. The ceremony is Queen Elizabeth II's annual birthday parade and dates back to the time of Charles II in the 17th Century, when the Colours of a regiment were used as a rallying point in battle. (Photo by Chris Jackson/Getty Images)