God Save the Queen! The Queen's Diamond Jubilee!

Queen Elizabeth II shakes hands with Sir Elton John backstage after the Diamond Jubilee, Buckingham Palace Concert June 04, 2012 in London, England.

Catherine, Prince William and
Zara Phillips are seen during the Diamond Jubilee, Buckingham Palace
Concert on June 04, 2012 in London, England.

Sir Paul McCartney performs at the Diamond Jubilee, Buckingham Palace Concert on June 4, 2012 in London, England.

Kylie Minogue has some onstage fun during the Diamond Jubilee, Buckingham Palace Concert on June 04, 2012 in London, England.

Queen Elizabeth II meets Jessie J backstage after the Diamond
Jubilee, Buckingham Palace Concert June 04, 2012 in London.

Outrageous singer Sir Elton John performs on stage during the Diamond Jubilee concert at Buckingham Palace on June 4, 2012 in London.

Prince Philip, Duke of Edinburgh, Queen Elizabeth II, Camilla, Duchess of Cornwall, Catherine, Duchess of Cambridge and Prince William, Duke of Cambridge are photographed onboard the Spirit of Chartwell during the Diamond Jubilee Pageant on the River Thames during the Diamond Jubilee Thames River Pageant on June 3, 2012 in London, England.

Prince Philip, the Duke of Edinburgh, Queen Elizabeth II, Camilla, Duchess of Cornwall, and Catherine, Duchess of Cambridge are on board the Spirit of Chartwell during the Diamond Jubilee Pageant on the River Thames during the Diamond Jubilee Thames River Pageant on June 3, 2012 in London, England.

The pop star wows the crowd during the Diamond Jubilee concert at Buckingham
Palace on June 4, 2012 in London, England.

Sisters Princess Eugenie and Princess Beatrice wave from a barge in a
flotilla of 1,000 vessels during the Diamond Jubilee Thames River
Pageant on June 3, 2012 in London, England.

Prince William, Duke of Cambridge and Catherine, Duchess of Cambridge prepare to board the royal barge, the Spirit of Chartwell, during the Thames Diamond Jubilee Pageant on June 3, 2012 in London, England.

Will.i.am and Jessie J perform on stage during the Diamond Jubilee
concert at Buckingham Palace on June 4, 2012 in London, England.

Catherine, Duchess of Cambridge, and Prince William, Duke of Cambridge, wave
from the royal barge Spirit of Chartwell during the Diamond Jubilee
Thames River Pageant on June 3, 2012 in London, England.

Cheryl Cole performs on stage during the Diamond Jubilee concert at Buckingham Palace on June 4, 2012 in London, England.

Prince Charles, Prince of Wales kisses the hand of his mother Queen Elizabeth II as she is joined on stage by the rest of the Royal family as well as performers during the Diamond Jubilee, Buckingham Palace Concert on June 04, 2012 in London, England.

Prince William and Kate walk to Diamond Jubilee reception at Guildhall on June 5, 2012 in London, England.

Kate and Prince William share a laugh as they Westminster Hall after a Diamond Jubilee Luncheon given for Queen Elizabeth by the Livery Companies of the City of London on June 5, 2012 in London.

Kate Middleton is sandwiched between Prince William and Prince Harry while on the balcony of Buckingham Palace after the service of thanksgiving at St.Paul’s Cathedral on June 5, 2012 in London, England.

Prince William, Kate Middleton and Prince Harry are all smiles on the balcony of Buckingham Palace after the service of
thanksgiving at St.Paul’s Cathedral on June 5, 2012 in London, England.

Camilla, Duchess of Cornwall, Prince Charles, Prince of Wales, Queen Elizabeth II and Prince William, Duke of Cambridge are photographed on the balcony of Buckingham Palace during the finale of the Queen's Diamond Jubilee celebrations on June 5, 2012 in London, England.

For only the second time in its history, the UK is celebrating the Diamond Jubilee of a monarch. The UK has been celebrating the 60th anniversary of Her Majesty Queen Elizabeth II's ascension to the throne. From star-studded concerts, to boat parades and street celebrations in London, revelers have been keeping the festivities going for the past three days! Check out some of the pics from the momentous occasion! First up, Camilla, Duchess of Cornwall, Prince Charles, Prince of Wales, Queen
Elizabeth II, Prince William, Kate Middleton Catherine, and Prince Harry take their places on the balcony of Buckingham Palace during
the finale of the Queen's Diamond Jubilee celebrations on June 5, 2012
in London, England.