Union Jacks are hung along Regent Street in London in celebration of the forthcoming royal wedding. (Carl Court/Associated Press)

Well wishers with flags surge along the Mall towards Buckingham Palace to celebrate the Royal Wedding of Prince William, Duke of Cambridge and Catherine, Duchess of Cambridge at Westminster Abbey. (Christopher Furlong/Getty Images

Members of the public line the streets before the wedding in central London on Friday. - Tony Gentile / Reuters

Spectators wave flags in Hyde Park where big screens show the royal wedding ceremony. - Tom Dulat / Getty Images

Guardsmen march outside Buckingham Palace before the wedding of Britain?s Prince William and Kate Middleton at Westminister Abbey, in central London April 29, 2011. REUTERS/Dylan Martinez

The Rt. Reverend Dr. John Hall, Dean of Westminster, shows the Order of Service to spectators at Westminster Abbey awaiting the arrival of Prince William and Catherine Middleton. The ceremony will be led by the Archbishop of Canterbury and will be attended by 1,900 guests, including foreign royal family members and heads of state. - PHOTOGRAPH BY: Pascal Le Segretain / Getty Images

Royal fans gather at St Andrews University, Scotland, to watch the royal wedding. (Andy Buchanan/AFP/Getty Images

Kate Middleton and her father, Michael, travel in a Rolls Royce to Westminster Abbey for Kate?s marriage to Britain?s Prince William, in central London April 29, 2011. REUTERS/Dylan Martinez

Britain's Prince William (R,) and his brother and best man Prince Harry, salute while travelling in a Bentley to Westminster Abbey for Prince William's marriage to Kate Middleton, in central London April 29, 2011. REUTERS/Stefan Wermuth

Britain's Prince William and his brother and best man Prince Harry, arrive at Westminster Abbey for Prince William's marriage to Kate Middleton. (Kai Pfaffenbach/Reuters)

Prince William, Duke of Cambridge and second in line for the British throne, arrives at Westminster Abbey for his wedding to Catherine Middleton on April 29, 2011. (Chris Jackson/Getty Images)

Catherine Middleton waves as she arrives at Westminster Abbey on April 29, 2011 in London, England. (Dan Kitwood/Getty Images

Kate Middleton arrives with her sister Philippa Middleton at the West Door of Westminster Abbey in London for her wedding to Britain's Prince William. - Ben Stansall / AFP - Getty Images

Kate Middleton arrives to Westminster Abbey for her marriage to Britain's Prince William in central London April 29, 2011.

REUTERS/Kai Pfaffenbach

Maid of Honour Pippa Middleton (R), the sister of Kate Middleton, leaves The Goring hotel with the Bridesmainds ahead Kate's wedding to Prince William at Westminster Abbey , in London April 29, 2011. REUTERS/Joel Ryan/Pool

Pippa Middleton, sister of the bride arrives with the flower girls and page boys at Westmister Abbey. (Paul Rogers/WPA Pool/Getty Images

Page boy Tom Petiffer looks up as he waits with bridesmaids and page boys inside the Westminster Abbey before the royal wedding. (Suzanne Plunkett/WPA Pool/Getty Images

Britain's Queen Elizabeth and Prince Philip return to Buckingham Palace along the procession route in a Semi-State Landau after the wedding of Prince William and Kate Middleton at Westminster Abbey on April 29, 2011. (Reuters/Phil Noble)

The Dean of Westminster, John Hall, greets Britain's Queen Elizabeth II at Westminster Abbey before the royal wedding on April 29, 2011. (AP Photo/Alastair Grant)

Queen Elizabeth II arrives at Westminster Abbey in a bright yellow suit in this video image.PHOTOGRAPH BY: APTN / ASSOCIATED PRESS

Britain's Prince Charles and his wife Camilla arrive at Westminster Abbey before the wedding of Britain's Prince William and Kate Middleton, in central London April 29, 2011. REUTERS/Kai Pfaffenbach

Carole Middleton, the mother of Kate Middleton, arrives at the West Door of Westminster Abbey for the wedding of her daughter to Britain's Prince William. Ben Stansall / AFP - Getty Images

Anne, the Princess Royal, arrives at the West Door of Westminster Abbey. Ben Stansall / AFP - Getty Images

Sir Elton John and his partner David Furnish are directed to their seats in Westminster Abbey. - Dominic Lipinska / PA Pool via EPA

The Speaker of the House of Commons, John Bercow, and his wife Sally, arrive at Westminster Abbey Photograph: Pascal Le Segretain/Getty Images

Spain's Queen Sofia (C), Crown Prince Felipe and Princess Letizia arrive at Westminster Abbey before the wedding of Britain's Prince William and Kate Middleton, in central London April 29, 2011. REUTERS/Kai Pfaffenbach

Tara Palmer-Tomkinson arrives at the royal wedding of Prince William to Catherine Middleton at Westminster Abbey. - Pascal Le Segretain / Getty Images

Spain's Prince Felipe is flanked by Princess Letizia and Spain's

Queen Sofia outside of Westminster Abbey. - Martin Meissner / AP

Britain's Princess Eugenie (L) and Princess Beatrice arrive at Westminster Abbey before the wedding of Britain's Prince William and Kate Middleton, in central London April 29, 2011. REUTERS/Kai Pfaffenbach

David Beckham and Victoria Beckham outside Westminster Abbey Photograph: Pascal Le Segretain/Getty Images

Prince Harry's sometime girlfriend Chelsy Davy (center), in turquoise Alberta Ferretti, arrives at the royal wedding

Jasper Juinen / Getty Images

Britain's Labour leader Ed Miliband and fiancee Justine Thornton leave after the wedding ceremony in Westminster Abbey on April 29.

Phil Noble / Reuters

Britain's Deputy Prime Minister Nick Clegg and his wife Miriam Gonzalez Durantez leave Westminster Abbey after the wedding ceremony of Prince William and Catherine, Duchess of Cambridge.

Phil Noble / Reuters

Qatar's Emir Sheikh Hamad bin Khalifa al-Thani and Princess Lalla Salma of Morocco leave after the wedding ceremony in Westminster Abbey.

Phil Noble / Reuters

Lord Frederick and his wife, Sophie Winkleman, leave after the wedding ceremony of Prince William and Kate Middleton at Westminster Abbey. Toby Melville / Reuters

Sweden's Crown Princess Victoria and her husband Prince Daniel, the Duke of Vastergotland, arrive at Westminster Abbey before the wedding of Prince William and Kate Middleton. - Toby Melville / Reuters

Zara Phillips and Mike Tindall arrive at Westminster Abbey before the wedding of Prince William and Kate Middleton.

Ben Stansall / AFP - Getty Images

Elton John and David Furnish arrive at the royal wedding of Prince William to Catherine Middleton at Westminster Abbey. - Pascal Le Segretain / Getty Images

Guests arrive at Westminster Abbey in London for the royal wedding. - Anthony Devlin / AFP - Getty Images

Crown Prince Pavlos of Greece, right, and Crown Princess Marie-Chantal arrive at the west door of Westminster Abbey.PHOTOGRAPH BY: ODD ANDERSEN / AFP/Getty Images

Prince Albert II of Monaco and Charlene Wittstock make their way into Westminster Abbey.PHOTOGRAPH BY: Chris Jackson / Getty Images

British Prime Minister David Cameron and wife, Samantha, arrive at the royal wedding of Prince William to Catherine Middleton at Westminster Abbey. The ceremony will be led by the Archbishop of Canterbury, with 1,900 guests in attendance, including foreign royal family members and heads of state. - PHOTOGRAPH BY: Dan Kitwood / Getty Images

Crown Princess Maxima and Crown Prince Willem Alexander of the Netherlands leave after the wedding ceremony in Westminster Abbey, in central London April 29, 2011. Britain's Prince William married his fiancee, Kate Middleton, in Westminster Abbey on Friday.

REUTERS/Kai Pfaffenbach

Sophie, Countess of Wessex, wife of Prince Edward, arrives for the royal wedding Photograph: Chris Jackson/Getty Images

The daughters of Earl Spencer sit in the pews at Westminster Abbey -Pool / Reuters

Sir Elton John arrives at Westminster Abbey ahead of the Royal Wedding of Prince William to Catherine Middleton at Westminster Abbey on April 29, 2011. (Suzanne Plunkett - WPA Pool/Getty Images)

Father of the bride Michael Middleton, leads his daughter Catherine down the aisle to be wed to Prince William, followed by Pippa Middleton during their wedding at Westminster Abbey. (Andrew Milligan/WPA Pool/Getty Images)

Prince William, Duke of Cambridge and Catherine, Duchess of Cambridge leave Westminster Abbey following their marriage ceremony. Thousands of well-wishers from around the world have flocked to London to witness the spectacle and pageantry of the Royal Wedding. (Andrew Milligan/WPA Pool/Getty Images)

Kate Middleton and her father Michael, arrive at Westminster Abbey, for Kate's marriage to Britain's Prince William, in central London. (Adrian Dennis/Pool/Reuters)

Prince William and Catherine hold hands during their wedding service.PHOTOGRAPH BY: Kirsty Wigglesworth / Associated Press

Prince William greets Kate Middleton as she arrives at the alter with her father Michael Middleton, prior to their marriage in London's Westminster Abbey. (Dominic Lipinski/Associated Press)

Kate Middleton and Britain's Prince William hold hands during the wedding service at Westminster Abbey, conducted by the Archbishop of Canterbury, Dr. Rowan Williams. (Dave Thompson, Pool/Associated Press)

Britain's Prince William and Kate Middleton exchange rings before the Archbishop of Canterbury, Dr. Rowan Williams, during their wedding ceremony In Westminster Abbey. (Dominic Lipinski/Pool/Reuters)

Britain's Prince William places the ring on the finger of his bride, Kate Middleton, as they stand at the altar at Westminster Abbey. (APTN/Associated Press)

Britain's Prince William and his wife Kate, Duchess of Cambridge, make their way out of Westminster Abbey in London, following their wedding ceremony. (Adrian Dennis/AFP/Getty Images)

Prince William and his bride, Catherine Middleton, during their wedding service at Westminster AbbeyPHOTOGRAPH BY: Andrew Milligan / Associated Press

In this video image, Britain's Prince Philip, from left, Prince Charles and his wife, Camilla, Duchess of Cornwall, sing during the ceremony. - PHOTOGRAPH BY: APTN / ASSOCIATED PRESS

Britain's Prince William, his bride Kate Middleton, and her father Michael, sing during their wedding ceremony at Westminster Abbey in central London April 29, 2011. REUTERS/Dominic Lipinski/Pool

Britain's Prince William and his bride Kate Middleton sit during their wedding ceremony at Westminster Abbey in central London April 29, 2011.

REUTERS/Dominic Lipinski/Pool

Prince William, Duke of Cambridge, and Catherine, Duchess of Cambridge, prepare to leave Westminster Abbey following their marriage ceremony. (Dave Thompson/WPA Pool/Getty Images

Britain's Prince William and Catherine, Duchess of Cambridge, walk up the aisle, followed by Prince Harry and Maid of Honour Pippa Middleton, after their wedding ceremony in Westminster Abbey, in central London April 29, 2011. Prince William married his fiancee, Kate Middleton, in Westminster Abbey on Friday. REUTERS/Kirsty Wigglesworth/Pool

Britain's Prince William and his wife Catherine, Duchess of Cambridge, stand outside Westminster Abbey after their wedding.PHOTOGRAPH BY: Martin Meissner / ASSOCIATED PRES

Britain's Prince William and Kate, Duchess of Cambridge leave Westminster Abbey following their wedding ceremony. (Carl de Souza/AFP/Getty Images

Britain's Prince William and his wife Catherine, Duchess of Cambridge, wave from the balcony of Buckingham Palace after their wedding. - PHOTOGRAPH BY: Matt Dunham / ASSOCIATED PRESS

Britain's Prince William poses with his new wife Kate, Duchess of Cambridge, and her maid of honor, Philippa Middleton, in front of Westminster Abbey after the royal wedding on April 29, 2011. (Ben Stansall/AFP/Getty Images

From left, Prince Phillip, Carole Middleton, Queen Elizabeth II and Camilla, Duchess of Cornwall stand outside Westminster Abbey after the royal wedding.PHOTOGRAPH BY: Martin Meissner / ASSOCIATED PRESS

Britain's Prince William, and Catherine, Duchess of Cambridge travel to Buckingham Palace in the 1902 State Landau, along the Procession Route, after their wedding in Westminster Abbey, in central London April 29, 2011. Prince William married his fiancee, Kate Middleton, in Westminster Abbey on Friday. REUTERS/Phil Noble

Britain’s Prince William and his wife Catherine, Duchess of Cambridge, travel on the Mall along the Procession Route to Buckingham Palace in the 1902 State Landau after their wedding in Westminster Abbey, in central London April 29, 2011. Prince William married his fiancee, Kate Middleton, in Westminster Abbey on Friday. REUTERS/Darren Staples

Britain's Catherine, Duchess of Cambridge, and Prince William travel to Buckingham Palace in the 1902 State Landau along the Procession Route, after their wedding in Westminster Abbey, in central London April 29, 2011. Prince William married his fiancee, Kate Middleton, in Westminster Abbey on Friday REUTERS/Dylan Martinez

Britain's Prince William, and Catherine, Duchess of Cambridge smile as they travel to Buckingham Palace in the 1902 State Landau, along the Procession Route, after their wedding in Westminster Abbey, in central London April 29, 2011. Prince William married his fiancee, Kate Middleton, in Westminster Abbey on Friday. REUTERS/Kai Pfaffenbach

Britain's Prince William, and Catherine, Duchess of Cambridge travel to Buckingham Palace in the 1902 State Landau, along the Procession Route, after their wedding in Westminster Abbey, in central London April 29, 2011. Prince William married his fiancee, Kate Middleton, in Westminster Abbey on Friday. REUTERS/Kai Pfaffenbach

Best man Prince Harry rides with two of the bridesmaids and a page boy in an Ascot Landau carriage along the processional route to Buckingham Palace after his brother's wedding ceremony. - Ben Stansall / AFP - Getty Image

Britain's Prince William and Catherine, Duchess of Cambridge, look at each other as they leave the Westminster Abbey after their wedding ceremony in central London April 29, 2011. (Reuters/Toby Melville)

Their Royal Highnesses Prince William, Duke of Cambridge and Catherine, Duchess of Cambridge journey by carriage procession to Buckingham Palace following their marriage at Westminster Abbey. (Warren Little/Getty Images)

The royal procession makes its way down the Mall to Buckingham Palace after the wedding ceremony Photograph: Chris Ison/PA

Onlookers wave British flags outside Buckingham Palace as Britain's Prince William marries Kate Middleton at nearby Westminster Abbey on April 29, 2011. (Reuters/Dylan Martinez)

Armed security guard The Mall, part of the procession route, after the wedding of Prince William and Kate Middleton on April 29, 2011. (Reuters/Dylan Martinez)

Well wishers crowd outside the gates of Buckingham Palace in front of the Victoria Memorial as they celebrate the royal wedding of Prince William, Duke of Cambridge, and Catherine, Duchess of Cambridge, on April 29, 2011. (Oli Scarff/Getty Images)

Prince William and his wife Catherine exit the 1902 State Landau carriage as they arrive at Buckingham Palace after their wedding in Westminster Abbey. - Andrew Winning / Reuters

Britain's Prince William (R) and his wife Catherine, Duchess of Cambridge, leave the 1902 State Landau as they arrive at Buckingham Palace after their wedding in Westminster Abbey, in central London April 29, 2011. Prince William married his fiancee, Kate Middleton, in Westminster Abbey on Friday. REUTERS/Andrew Winning

Queen Elizabeth and Prince Philip arrive at Buckingham Palace after the wedding ceremony of Britain's Prince William and Kate, Duchess of Cambridge. - Andrew Winning / AFP - Getty Images

Prince William's father Prince Charles stands with Kate's parents, Michael and Carole Middleton, after the wedding ceremony of their children. - Toby Melville / Reuters

(L-R) Britain's Prince Philip stands next to Carole Middleton as Queen Elizabeth listens to Camilla, Duchess of Cornwall,after the wedding ceremony of Prince William and Kate Middleton at Westminster Abbey, in central London, April 29, 2011. REUTERS/Toby Melville

Fiona Cairns stands in the Picture Gallery of Buckingham Palace next to the royal wedding cake that she and her team made for the wedding of Prince William and Catherine Middleton on April 29, 2011. (John Stillwell-WPA Pool/Getty Images)

Prince William, Duke of Cambridge, Catherine, Duchess of Cambridge and Bridesmaids Grace Van Cutsem and Margarita Armstrong-Jones greet well-wishers from the balcony at Buckingham Palace. (Peter Macdiarmid/Getty Images)

Britain's Prince William and his new wife Kate, Duchess of Cambridge, watch with the rest of the royal family as military aircraft fly over Buckingham Palace on Friday, April, 29, 2011. (AP Photo/Matt Dunham)

The Queen, the Duke of Edinburgh and Pippa Middleton appear on the Buckingham Palace balcony Photograph: John Stillwell/PA

Michael Middleton, Carole Middleton, Prince Charles – holding bridesmaid Eliza Lopes – and the Duchess of Cornwall, on the balcony of Buckingham Palace Photograph: John Stillwell/PA

Prince William, Duke of Cambridge and Catherine, Duchess of Cambridge kiss as Bridesmaids Grace Van Cutsem and Margarita Armstrong-Jones look on from the balcony at Buckingham Palace. (Peter Macdiarmid/Getty Images)

Prince William, who has been given the title of The Duke of Cambridge, greets Australia's Prime Minister Julia Gillard and her husband Tim Mathieson at Buckingham Palace in London after his wedding. - Ian West / AFP - Getty Images

Pascal Le Segretain / Getty Images - His Royal Highnesses Prince William Duke of Cambridge drives his wife, Catherine Duchess of Cambridge in a blue Aston Martin as they leave Buckingham Palace for Clarence House on April 29, in London, England. The newlyeds took a surprise spin in the covertible decorated with balloons and ribbons to the delight of the crowd.

Catherine, Duchess of Cambridge waves to well wishers as she and Prince William, Duke of Cambridge leave Buckingham Palace.

(Christopher Furlong/Getty Images)

(left) Kate, the Duchess of Cambridge, left, leaves Clarence House, London, with Camilla, the Duchess of Cornwall to travel to Buckingham Palace for the evening celebrations following her wedding to Britain's Prince William, Friday April 29, 2011. - (right) The Prince of Wales walks with The Duke of Cambridge followed by the Duchess of Cambridge and The Duchess of Cornwall, as they depart Clarence House to travel to Buckingham Palace for the evening wedding reception, 29 April 2011. Kate changes her dress for dinner, wearing a strapless white satin gown and angora cardigan to the black tie reception this evening at Buckingham Palace after the wedding festivities. This gown, along with her stunning wedding dress, was designed by Sarah Burton for Alexander McQueen, and features diamante detailing at the waist.

Prince William, Duke of Cambridge and Catherine, Duchess of Cambridge, walk hand in hand from Buckingham Palace the day after their wedding to a waiting helicopter. - John Stillwell / PA / Pool via Getty Images

They might not be on their honeymoon yet, but the newly anointed Duke and Duchess of Cambridge looked pretty happy and calm as they walked hand in hand from Buckingham Palace — the day after their wedding — to a waiting helicopter.

The Official Royal Wedding photographs Picture Credit: Photograph by Hugo BurnandThe Royal Wedding Group in the Throne Room at Buckingham Palace on 29th April 2011 with the Bride and Groom, TRH The Duke and Duchess of Cambridge in the centre.Front row (left to right): Miss Grace van Cutsem, Miss Eliza Lopes, HRH The Duke of Edinburgh, HM The Queen, The Hon. Margarita Armstrong-Jones, Lady Louise Windsor, Master William Lowther-Pinkerton.Back Row (left to right): Master Tom Pettifer, HRH The Duchess of Cornwall, HRH The Prince of Wales, HRH Prince Henry of Wales, Mr Michael Middleton, Mrs Michael Middleton, Mr James Middleton, Miss Philippa Middleton.

The Official Royal Wedding photographs

The Royal Wedding at Buckingham Palace on 29th April 2011: The Bride and Groom, TRH The Duke and Duchess of Cambridge in the Throne Room.

Picture Credit: Photograph by Hugo Burnand