Royal Wedding Day

April 29: Britain's Prince William kisses his wife Kate, Duchess of Cambridge on the balcony of Buckingham Palace after the Royal Wedding in London. (AP2011)

April 29: Kate and William's royal first kiss on the balcony of Buckingham Palace.

April 29: Britain's Prince William, center right, stands on the balcony of Buckingham Palace with his wife, Kate, the Dutchess of Cambridge, center left, and other royals after the Royal Wedding in London. (AP2011)

April 29: Britain's Prince William and his wife Kate, Duchess of Cambridge go back inside from the balcony of Buckingham Palace after the Royal Wedding in London. (AP2011)

April 29: In this image taken from video, from right ,father of the bride, Michael Middleton, Kate Middleton, Britain's Prince William and Britain's Prince Harry stand at the altar/ (AP)

April 29: Prince William and Kate Middleton stand at the altar with Kate's father Michael Middleton inside Westminster Abbey. (AP)

April 29: In this image taken from video, Kate Middleton walks down the aisle as she arrives at Westminster Abbey for the Royal Wedding in London. (AP)

April 29: In this image taken from video, Kate Middleton walks down the aisle with her father, Michael Middleton, at Westminster Abbey for the Royal Wedding in London. (AP)

April 29: Kate Middleton leaves the Goring Hotel to attend her wedding to Britain's Prince William at Westminster Abbey. (AP)

April 29: Kate Middleton arrives at Westminster Abbey ahead of her marriage to Britain's Prince William, in London. (AP)

April 29: Maid of honour Pippa Middleton arrives with page boys and ring bearers at Westminster Abbey at the Royal Wedding for Britain's Prince William and Kate Middleton. (AP)

April 29: In this image taken from video, Britain's Queen Elizabeth II arrives at Westminster Abbey for the Royal Wedding in London. (AP)

April 29: Britain's Prince William, centre, and his brother Prince Harry, left, are greeted by Receiver General Stephen Lamport as they arrive inside Westminster Abbey. (AP)

April 29: Britain's Prince Charles, left, and his wife Camilla, Duchess of Cornwall, arrive at Westminster Abbey at the Royal Wedding in London. (AP)

April 29: In this image taken from video, Carole Middleton, Kate Middleton's mother, right, and James Middleton, Kate Middleton's brother, arrive at Westminster Abbey for the Royal Wedding in London. (AP)

April 29: Britain's Prince William, left, and his best man Britain's Prince Harry arrive at Westminster Abbey. (AP)

April 29: Spain's Prince Felipe is flanked by Princess Letizia and Spain's Queen Sofia, left, outside of Westminster Abbey. (AP)

April 29: In this image taken from video, England's soccer star David Beckham, left and his wife Victoria arrive at Westminster Abbey for the Royal Wedding in London. (AP)

April 29: Royal fans wearing a Kate Middleton mask, right, a Prince William mask, 2nd right, and a Queen Elizabeth mask wait on London's The Mall for the wedding cortege of Prince William and his bride to be Kate Middleton to pass by. (AP)

April 29: In this image taken from video, British singer Elton John, center right, and his partner David Furnish, center left, arrive at Westminster Abbey for the Royal Wedding in London. (AP)

April 29: In this image taken from video, Charles Spencer, 9th Earl of Spencer, brother of the late Princess Diana, right, arrives at Westminster Abbey for the Royal Wedding in London. (AP)

April 29: Military Bands play in Parliament Square, London, prior to the wedding of Prince William and Kate Middleton at Westminster Abbey. (AP)

April 29: Spectators stand behind Canadian flags outside Buckingham Palace in London. (AP)

April 29: A police officer escorts guests arriving at the wedding of Prince William and Kate Middleton at Westminster Abbey in London. (AP)

April 29: British soccer player David Beckham , center, and his wife British fashion designer Victoria Beckham, center right, arrive at Westminster Abbey for the Royal Wedding in London. (AP)

Britain's Prince William and Kate Middleton leave the wedding of their friends Harry Mead and Rosie Bradford in the village of Northleach, England, in this October 23, 2010, file photo. (AP)