Britain's Catherine, Duchess of Cambridg

Britain's Catherine, Duchess of Cambridge, (C) Prince William (R) and Prince Harry (L) wave as they pass the Houses of Parliament aboard the Royal barge, 'Spirit of Chartwell' in central London, on June 3, 2012, during the Thames Diamond Jubilee Pageant. Hundreds of rowing boats, barges and steamers filled the River Thames with a blaze of colour on Sunday as Queen Elizabeth II sailed through London as part of her spectacular diamond jubilee pageant. AFP PHOTO / GLYN KIRK (Photo credit should read GLYN KIRK/AFP/GettyImages)

Britain's Queen Elizabeth II waves from

Britain's Queen Elizabeth II waves from the royal barge 'Spirit of Chartwell' as it sails past the Houses of Parliament during the Thames during the Thames Diamond Jubilee Pageant on the River Thames in London on June 3, 2012. Queen Elizabeth II was to sail on a ceremonial barge down the Thames on Sunday at the centre of a 1,000-boat pageant to mark her diamond jubilee, although heavy rain threatened to spoil the party. AFP PHOTO / POOL / JOHN STILLWELL (Photo credit should read JOHN STILLWELL/AFP/GettyImages)

Aerial view shows visitors London Eye ov

Aerial view shows visitors London Eye overlooking spectators crowding Westminster Bridge watching vessels of all shapes and sizes sailing down the River Thames during the Diamond Jubilee river Pageant in London on June 3, 2012. Britain's Queen Elizabeth II sails on a royal barge down the River Thames as part of a huge pageant marking her diamond jubilee, in one of the biggest events of its kind in London's history. AFP PHOTO / ANDREW COWIE (Photo credit should read Andrew Cowie/AFP/GettyImages)

Members of the British royal family (L-R

Members of the British royal family (L-R) Prince Harry, Catherine, Duchess of Cambridge and Prince William look from the top of the royal barge 'Spirit of Chartwell' as Britain's Queen Elizabeth II (R) and Prince Philip, Duke of Edinburgh (R back) stand at the front during the Thames Diamond Jubilee Pageant on the River Thames in London on June 3, 2012. Queen Elizabeth II sailed Sunday on a royal barge at the centre of a spectacular 1,000-boat river pageant on the Thames, the set-piece of celebrations to mark her diamond jubilee. AFP PHOTO / POOL / DYLAN MARTINEZ (Photo credit should read DYLAN MARTINEZ/AFP/GettyImages)

A flotilla of Fifty-Five Trinity 500's c

A flotilla of Fifty-Five Trinity 500's crewed by sea cadets from across Britain, carring the 54 Commonwealth flags, travel down the River Thames during the Thames Diamond Jubilee Pageant in London, on June 3, 2012. Hundreds of rowing boats, barges and steamers filled the River Thames with a blaze of colour on Sunday as Queen Elizabeth II sailed through London as part of her spectacular diamond jubilee pageant. AFP PHOTO / OLLY GREENWOOD (Photo credit should read OLLY GREENWOOD/AFP/GettyImages)

Britain's Catherine, Duchess of Cambridg

Britain's Catherine, Duchess of Cambridge, walks with an umberella on the royal barge 'Spirit of Chartwell' during the Thames Diamond Jubilee Pageant on the River Thames in London on June 3, 2012. Queen Elizabeth II sailed Sunday on a royal barge at the centre of a spectacular 1,000-boat river pageant on the Thames, the set-piece of celebrations to mark her diamond jubilee. AFP PHOTO / POOL / DYLAN MARTINEZ (Photo credit should read DYLAN MARTINEZ/AFP/GettyImages)

A Queen Elizabeth II mask lies next to a

A Queen Elizabeth II mask lies next to an overflowing garbage bin in Battersea Park during the Thames Diamond Jubilee Pageant in London on June 3, 2012. Hundreds of rowing boats, barges and steamers filled the River Thames with a blaze of colour on Sunday as Queen Elizabeth II sailed through London as part of her spectacular diamond jubilee pageant. AFP PHOTO / JOHN MACDOUGALL (Photo credit should read JOHN MACDOUGALL/AFP/GettyImages)

Members of the Royal family (from left t

Members of the Royal family (from left to right) Prince Philip, Duke of Edinburgh, Britain's Queen Elizabeth II, Camilla, Duchess of Cornwall, Catherine, Duchess of Cambridge, and Prince William stand onboard the Spirit of Chartwell during the Thames Diamond Jubilee Pageant on the River Thames in London on June 3, 2012. Queen Elizabeth II was to sail on a ceremonial barge down the Thames at the centre of a 1,000-boat pageant to mark her diamond jubilee, although heavy rain threatened to spoil the party. AFP PHOTO / POOL / JOHN STILLWELL (Photo credit should read JOHN STILLWELL/AFP/GettyImages)

Members of the Royal family (from left t

Members of the Royal family (from left to right) Prince Charles, Prince of Wales, Prince Philip, Duke of Edinburgh, Prince William and Prince Harry talk onboard the Spirit of Chartwell during the Thames Diamond Jubilee Pageant on the River Thames in London on June 3, 2012. Queen Elizabeth II was to sail on a ceremonial barge down the Thames at the centre of a 1,000-boat pageant to mark her diamond jubilee, although heavy rain threatened to spoil the party. AFP PHOTO / POOL / JOHN STILLWELL (Photo credit should read JOHN STILLWELL/AFP/GettyImages)

Crowds watch The Diamond Jubilee River P

Crowds watch The Diamond Jubilee River Pageant from their balconies at Butlers Wharf next to Tower Bridge on June 3, 2012 in London. Queen Elizabeth II was to sail on a ceremonial barge down the Thames at the centre of a 1,000-boat pageant to mark her diamond jubilee, although heavy rain threatened to spoil the party. AFP PHOTO / POOL / PETER MACDIARMID (Photo credit should read PETER MACDIARMID/AFP/GettyImages)

Britain's Queen Elizabeth II (C) in fron

Britain's Queen Elizabeth II (C) in front of Prince Harry, Prince William and Catherine, Duchess of Cambridge on the royal barge 'Spirit of Chartwell' during the Thames Diamond Jubilee Pageant on the River Thames in London on June 3, 2012. Queen Elizabeth II sailed Sunday on a royal barge at the centre of a spectacular 1,000-boat river pageant on the Thames, the set-piece of celebrations to mark her diamond jubilee. AFP PHOTO / POOL / ADRIAN DENNIS (Photo credit should read ADRIAN DENNIS/AFP/GettyImages)

Participants paddle their kayak during t

Participants paddle their kayak during the Thames Diamond Jubilee Pageant on the River Thames in London on June 3, 2012. Queen Elizabeth II sailed Sunday on a royal barge at the centre of a spectacular 1,000-boat river pageant on the Thames, the set-piece of celebrations to mark her diamond jubilee. AFP PHOTO / POOL / ADRIAN DENNIS (Photo credit should read ADRIAN DENNIS/AFP/GettyImages)

A man wearing a mask of Britain's Queen

A man wearing a mask of Britain's Queen Elizabeth II waves from a balcony while watching the Diamond Jubilee Pageant on the River Thames in London, on June 3, 2012. Hundreds of rowing boats, barges and steamers filled the River Thames with a blaze of colour on Sunday as Queen Elizabeth II sailed through London as part of her spectacular diamond jubilee pageant. AFP PHOTO / DYLAN MARTINEZ/POOL (Photo credit should read DYLAN MARTINEZ/AFP/GettyImages)

Pippa Middleton (L) sister of Britain's

Pippa Middleton (L) sister of Britain's Catherine Duchess of Cambridge, and her brother James, pose for pictures as they take part in the Diamond Jubilee Pageant on the River Thames in London, on June 3, 2012. Hundreds of rowing boats, barges and steamers filled the River Thames with a blaze of colour on Sunday as Queen Elizabeth II sailed through London as part of her spectacular diamond jubilee pageant. AFP PHOTO / PAUL ELLIS (Photo credit should read PAUL ELLIS/AFP/GettyImages)

A woman takes a picture during a street

A woman takes a picture during a street party near Tower Bridge during the Thames Diamond Jubilee Pageant on the River Thames in London on June 3, 2012. Queen Elizabeth II sailed Sunday on a royal barge at the centre of a spectacular 1,000-boat river pageant on the Thames, the set-piece of celebrations to mark her diamond jubilee. AFP PHOTO / POOL / JUSTIN TALLIS (Photo credit should read JUSTIN TALLIS/AFP/GettyImages)

Clos-up on the Union Jack boots and a sk

Clos-up on the Union Jack boots and a skirt in Britains colours of a small girl during a street party to celebrate the Queen's Diamond Jubilee in Edinburgh on June 3, 2012. Britain is celebrating the diamond jubilee of Queen Elizabeth II, marking 60 years on the throne during which she has set a number of landmarks. AFP PHOTO / ANDY BUCHANAN (Photo credit should read Andy Buchanan/AFP/GettyImages)

A woman with Britain's flag painted on h

A woman with Britain's flag painted on her nails holds a mobile phone during a street party to celebrate the Queen's Diamond Jubilee in Edinburgh on June 3, 2012. Britain is celebrating the diamond jubilee of Queen Elizabeth II, marking 60 years on the throne during which she has set a number of landmarks. AFP PHOTO / ANDY BUCHANAN (Photo credit should read Andy Buchanan/AFP/GettyImages)

A ceremonial guard stands at the prow on

A ceremonial guard stands at the prow on the boat 'Havengore' during the Thames Diamond Jubilee Pageant on the River Thames in London on June 3, 2012. Queen Elizabeth II sailed Sunday on a royal barge at the centre of a spectacular 1,000-boat river pageant on the Thames, the set-piece of celebrations to mark her diamond jubilee. AFP PHOTO / POOL / LEON NEAL (Photo credit should read LEON NEAL/AFP/GettyImages)

Princess Beatrice of York waves to spect

Princess Beatrice of York waves to spectators from the deck of 'Havengore' during the Thames Diamond Jubilee Pageant on the River Thames in London on June 3, 2012. Queen Elizabeth II sailed Sunday on a royal barge at the centre of a spectacular 1,000-boat river pageant on the Thames, the set-piece of celebrations to mark her diamond jubilee. AFP PHOTO / POOL / LEON NEAL (Photo credit should read LEON NEAL/AFP/GettyImages)

BritBritain's Queen Elizabeth II (R), Ca

BritBritain's Queen Elizabeth II (R), Camilla, Duchess of Cornwall (C) and Catherine, Duchess of Cambridge (L) stand on the royal barge 'Spirit of Chartwell' during the Thames Diamond Jubilee Pageant on the River Thames in London on June 3, 2012. Queen Elizabeth II sailed Sunday on a royal barge at the centre of a spectacular 1,000-boat river pageant on the Thames, the set-piece of celebrations to mark her diamond jubilee. AFP PHOTO / POOL / MATT DUNHAM (Photo credit should read MATT DUNHAM/AFP/GettyImages)

Fireworks are fired from Tower Bridge ma

Fireworks are fired from Tower Bridge marking the end of the Diamond Jubilee River Pageant on the River Thames in London on June 3, 2012. Queen Elizabeth II sailed on a ceremonial barge down the Thames at the centre of a 1,000-boat pageant to mark her diamond jubilee, although heavy rain threatened to spoil the party. AFP PHOTO / POOL / PETER MACDIARMID (Photo credit should read PETER MACDIARMID/AFP/GettyImages)

Britain's Queen Elizabeth II (C) gives a

Britain's Queen Elizabeth II (C) gives a speech in response to Loyal Addresses marking her Diamond Jubilee presented to her from both Houses of Parliament at Westminster Hall in London on March 20, 2012 as Prince Philip, Duke of Edinburgh (CR) sits. The queen responded to members of parliament and peers following "a humble address" to the sovereign in a tradition that dates back to the 16th century. AFP PHOTO / BEN STANSALL (Photo credit should read BEN STANSALL/AFP/GettyImages)

Royal supporters gather on the Mall outs

Royal supporters gather on the Mall outside Buckingham Palace in London, on June 4, 2012, in preparation for the Queen's Jubilee concert. A chain of more than 4,200 beacons began to flare across the globe Monday to mark Queen Elizabeth II's diamond jubilee, with the last to be lit by the monarch at a star-studded concert at Buckingham Palace. AFP PHOTO / ADRIAN DENNIS (Photo credit should read ADRIAN DENNIS/AFP/GettyImages)

Diamond Jubilee - London Celebrates Jubilee Weekend

on June 4, 2012 in London, England. For only the second time in it's history, the UK celebrates the Diamond Jubilee of a monarch. Her Majesty Queen Elizabeth II celebrates the 60th anniversary of her ascension to the throne.

Diamond Jubilee - London Celebrates Jubilee Weekend

on June 4, 2012 in London, England. For only the second time in it's history, the UK celebrates the Diamond Jubilee of a monarch. Her Majesty Queen Elizabeth II celebrates the 60th anniversary of her ascension to the throne.

The Royal barge "Spirit of Chartwell" (C

The Royal barge "Spirit of Chartwell" (C) carrying Britain's Queen Elizabeth II sails during the Thames Diamond Jubilee Pageant in London, on June 3, 2012. Hundreds of rowing boats, barges and steamers filled the River Thames with a blaze of colour on Sunday as Queen Elizabeth II sailed through London as part of her spectacular diamond jubilee pageant. AFP PHOTO / PETER MACDIARMID /POOL (Photo credit should read PETER MACDIARMID/AFP/GettyImages)

Diamond Jubilee - London Celebrates Jubilee Weekend

<> on June 4, 2012 in London, England. For only the second time in it's history, the UK celebrates the Diamond Jubilee of a monarch. Her Majesty Queen Elizabeth II celebrates the 60th anniversary of her ascension to the throne.

Diamond Jubilee - Buckingham Palace Concert

<> on June 4, 2012 in London, England. For only the second time in it's history, the UK celebrates the Diamond Jubilee of a monarch. Her Majesty Queen Elizabeth II celebrates the 60th anniversary of her ascension to the throne.

Royal supporters prepare for the Queen's

Royal supporters prepare for the Queen's jubilee concert as they gather on the Mall outside Buckingham Palace in London, on June 4, 2012. A chain of more than 4,200 beacons began to flare across the globe Monday to mark Queen Elizabeth II's diamond jubilee, with the last to be lit by the monarch at a star-studded concert at Buckingham Palace. AFP PHOTO / ADRIAN DENNIS (Photo credit should read ADRIAN DENNIS/AFP/GettyImages)