LONDON, ENGLAND - APRIL 29: Their Royal Highnesses Prince William, Duke of Cambridge and Catherine, Duchess of Cambridge kiss on the balcony at Buckingham Palace on April 29, 2011 in London, England. The marriage of the second in line to the British throne was led by the Archbishop of Canterbury and was attended by 1900 guests, including foreign Royal family members and heads of state. Thousands …

LONDON, ENGLAND - APRIL 29: Their Royal Highnesses Prince William, Duke of Cambridge and Catherine, Duchess of Cambridge wave on the balcony at Buckingham Palace during the Royal Wedding of Prince William to Catherine Middleton on April 29, 2011 in London, England. The marriage of the second in line to the British throne was led by the Archbishop of Canterbury and was attended by 1900 guests, …

LONDON, ENGLAND - APRIL 29: A general view of the Mall and Victoria Memorial filled with well-wishers celebrating the Royal Wedding of Prince William, Duke of Cambridge and Catherine, Duchess of Cambridge on April 29, 2011 in London, England. The marriage of the second in line to the British throne was led by the Archbishop of Canterbury and was attended by 1900 guests, including foreign Royal …

LONDON, ENGLAND - APRIL 29: TRH Prince William, Duke of Cambridge and Catherine, Duchess of Cambridge make the journey by carriage procession to Buckingham Palace following their marriage at Westminster Abbey on April 29, 2011 in London, England. The marriage of the second in line to the British throne was led by the Archbishop of Canterbury and was attended by 1900 guests, including foreign …

LONDON, ENGLAND - APRIL 29: Prince William, Duke of Cambridge and Catherine, Duchess of Cambridge drive from Buckingham Palace in a decorated sports car on April 29, 2011 in London, England. The marriage of the second in line to the British throne was led by the Archbishop of Canterbury and was attended by 1900 guests, including foreign Royal family members and heads of state. Thousands of …

LONDON, ENGLAND - APRIL 29: Their Royal Highnesses Prince William, Duke of Cambridge and Catherine, Duchess of Cambridge make the journey by carriage procession to Buckingham Palace past crowds of spectators following their marriage at Westminster Abbey on April 29, 2011 in London, England. The marriage of the second in line to the British throne was led by the Archbishop of Canterbury and was …

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LONDON, ENGLAND - APRIL 29: Prince William and Catherine Middleton are seen at the altar during their wedding ceremony at Westminster Abbey on April 29, 2011 in London, England. The marriage of Prince William, the second in line to the British throne, to Catherine Middleton is being held in London today. The Archbishop of Canterbury conducted the service which was attended by 1900 guests, …

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LONDON, ENGLAND - APRIL 29: Catherine Middleton is led by her father Michael Middleton down the aisle of Westminster Abbey on April 29, 2011 in London, England. The marriage of Prince William, the second in line to the British throne, to Catherine Middleton is being held in London today. The marriage of the second in line to the British throne is to be led by the Archbishop of Canterbury and will…

LONDON, ENGLAND - APRIL 29: Prince William speaks to his bride, Catherine Middleton as she holds the hand of her father Michael Middleton on April 29, 2011 in London, England. The marriage of Prince William, the second in line to the British throne, to Catherine Middleton is being held in London today. The marriage of the second in line to the British throne is to be led by the Archbishop of …

LONDON, ENGLAND - APRIL 29: Catherine Middleton waves as she arrives for the Royal Wedding of Prince William to Catherine Middleton at Westminster Abbey on April 29, 2011 in London, England. The marriage of the second in line to the British throne is to be led by the Archbishop of Canterbury and will be attended by 1900 guests, including foreign Royal family members and heads of state. Thousands …

LONDON, ENGLAND - APRIL 29: Prince William waves as he arrives with Prince Harry to attend the Royal Wedding of Prince William to Catherine Middleton at Westminster Abbey on April 29, 2011 in London, England. The marriage of the second in line to the British throne is to be led by the Archbishop of Canterbury and will be attended by 1900 guests, including foreign Royal family members and heads of…

LONDON, ENGLAND - APRIL 29: Prince Harry (L) and Prince William arrive for the Royal Wedding of Prince William to Catherine Middleton at Westminster Abbey on April 29, 2011 in London, England. The marriage of the second in line to the British throne is to be led by the Archbishop of Canterbury and will be attended by 1900 guests, including foreign Royal family members and heads of state. …

LONDON, ENGLAND - APRIL 29: Well wishers wave flags as they line the route ahead of the Royal Wedding of Prince William to Catherine Middleton at Westminster Abbey on April 29, 2011 in London, England. The marriage of the second in line to the British throne is to be led by the Archbishop of Canterbury and will be attended by 1900 guests, including foreign Royal family members and heads of state.…

LONDON, ENGLAND - APRIL 29: Ceremonial guards perform along the Mall ahead of the Royal Wedding of Prince William to Catherine Middleton at Westminster Abbey on April 29, 2011 in London, England. The marriage of the second in line to the British throne is to be led by the Archbishop of Canterbury and will be attended by 1900 guests, including foreign Royal family members and heads of state. …

LONDON, ENGLAND - APRIL 28: Fans take pictures outside Westminster Abbey before tomorrow's marriage ceremony of Prince William and Catherine Middleton on April 28, 2011 in London, England. With less than 24 hours to go final preparations for the wedding of Prince William and Catherine Middleton are in place. (Photo by Gareth Cattermole/Getty Images)

LONDON, ENGLAND - APRIL 27: John Loughrey and Joseph Afrane both from London pose for a portrait in front of Westminster Abbey in advance of the Royal Wedding on April 27, 2011 in London, England (Photo by Dave J Hogan)

LONDON, ENGLAND - APRIL 28: Catherine Middleton arrives at The Goring Hotel after visiting Westminster Abbey on April 28, 2011 in London, England. With less than 24 hours to go final preparations for the wedding of Prince William and Catherine Middleton are in place. (Photo by Christopher Furlong/Getty Images)

LONDON, ENGLAND - APRIL 19: Bunting hangs on Regent Street on April 19, 2011 in London, England. Preparations are underway across the city as the Royal wedding of HRH Prince William and Kate Middleton draws nearer. (Photo by Dan Kitwood/Getty Images)

LONDON, ENGLAND - APRIL 24: Union flag bunting hangs above Windsor high street with Windsor Castle in the background on April 24, 2011 in Windsor, England. Prince William will marry Catherine Middleton in Westminster Abbey on April 29, 2011. (Photo by Oli Scarff/Getty Images)

DARWEN, ENGLAND - APRIL 11: Kate Middleton and Prince William visit Whitton Park on April 11, 2011 in Darwen, England. With less than three weeks to go until the Royal Wedding Prince William and Kate Middleton are making one of their final public appearances. (Photo by Chris Jackson/Getty Images)

LONDON, ENGLAND - APRIL 20: Soldiers of the Coldstream Guards Band arrive to take part in Changing the Guard in Buckingham Palace on April 20, 2011 in London, England. The military units involved in the Royal Wedding of Prince William and Catherine Middleton are preparing their ceremonial duties ahead of the day. (Photo by Oli Scarff/Getty Images)

LONDON, UNITED KINGDOM - APRIL 14: (EMARGOED FOR ALL UK USAGE UNTIL 00:01 APRIL 19 2011) Metropolitan Police officers carry out security checks on traffic lights along the Mall ahead of the forthcoming Royal wedding on April 14, 2011 in London, United Kingdom. The police operation ahead of the Royal Wedding, where Prince William will marry his long term girlfriend Catherine Middleton on April 29,…

Prince William and Kate Middleton during a visit to the University of St Andrews on February 25, 2011 in St Andrews, Scotland. The couple returned to the university where they first met to launch a fundraising campaign for a new GBP 13 million scholarship and students support. The couple will marry in a much anticipated ceremony at Westminster Abbey on April 29th. (Photo by Andrew Milligan - WPA …

LONDON, UNITED KINGDOM - APRIL 15: Organist and Master of the Choristers James O'Donnell (R) conducts The Choir of Westminster Abbey, who will sing at the Royal Wedding perform at Westminster Abbey on April 15, 2011 in London, United Kingdom. The Royal Wedding between Prince William and Catherine Middleton will take place at Westminster Abbey on April 29 2011. (Photo by Dominic Lipinski - WPA …

Image from video of Britain's Prince William and Kate Middleton during a television interview recorded and aired on the day they announced their engagement Tuesday Nov.16, 2010. Prince William revealed that he proposed using the engagement ring of his mother, Diana, Princess of Wales, to make sure she "didn't miss out on the excitement". William and his long-term girlfriend, Kate Middleton, got …