Sarah Ferguson, the Duchess of York and former husband of Prince Andrew, didn’t receive an invitation. ( Bill O'Leary/Washington Pos) )

The invitations arrived on doorsteps in pale brown envelopes that read: “The Lord Chamberlain is commanded by the Queen to invite [name] to the marriage of His Royal Highness Prince William of Wales, K.G. with Miss Catherine Middleton at Westminster Abbey on Friday, 29th April, 2011 at 11.00 a.m.” The dress code is described as “uniform, morning coat or lounge suit.”

See the Who’s Who of the wedding party, celebrity and politician invites, and who got snubbed below:

Who’s in the wedding party?

The wedding party includes William's brother, Prince Harry, who will serve as his best man and Kate's sister, Pippa Middleton, will be the maid of honor. There has been no official confirmation on whether or not Pippa will serve as Kate's lady-in-waiting.

Groomsmen are called “page boys” in England. Prince William’s page boys include Billy Lowther-Pinkerton, 10, who is the son of Jamie Lowther-Pinkerton, Prince William’s private secretary since 2005. Another page boy is eight-year-old Tom Pettifer, the godson of the prince. Tom’s mother, Tiggy Pettifer, was the Prince of Wales’s personal assistant in the 1990s.

Kate’s bridesmaids include Lady Louise Windsor, seven, the daughter of the Earl and Countess of Wessex, and Prince William's first cousin. Another bridesmaid is eight-year-old Honorable Margarita Armstrong-Jones, the daughter of Viscount and Viscountess Linley and a second cousin of William. William's goddaughter, three-year-old Grace van Cutsem, and three-year-old Eliza Lopes, the granddaughter of Camilla Parker-Bowles, the Duchess of Cornwall, are also included.

Will Kate and Will’s friends be there?

Yes, 1,000 close friends have reportedly been invited, including 26 of Prince William’s colleagues from his RAF base in Wales. Charles and Diana were able to invite only120 friends and family.

What celebrities are invited?

Pop icon Elton John, who was close to Prince William’s mother Lady Diana, is invited. So is Mr. Bean (aka Rowan Atkinson), who is a close friend of Prince Charles; soccer star David Beckham and his wife, Victoria, and soul singer Joss Stone. British musician James Blunt will be playing the church organ at the ceremony.

What politicians are invited?

Prime Minister David Cameron and Deputy Prime Minister Nick Clegg are among the few politicans in attendance, as well as the leader of the Labour Party, Ed Miliband.

Who’s invites were taken away?

The Syrian ambassador, as well as representatives from Libya and Malawi, saw their wedding invitations withdrawn, because actions taken in those countries were seen as “unacceptable” by the British Foreign Office.

Who’s missing?

Sarah Ferguson, the former wife of Prince Andrew and mother to Eugenie and Beatrice, is not invited, though she says she didn’t expect to be. Her daughters will be attending.

Since the wedding is not a political occasion, Former leaders Tony Blair and Gordon Brown have not received invitations, nor have heads of state such as President Obama and French President Nicolas Sarkozy.

Who declined their invite?

The Prince of Bahrain declined the invitation due to ongoing unrest in his country.

Are invitees also going to the lunchtime reception and to the dinner at Buckingham palace?

Around 600 people have been invited to the lunchtime reception at Buckingham Palace given by Queen Elizabeth II, and about 300 people have been invited to the dinner at Buckingham Palace given by the Prince Charles.

Via EuroNews , ET, Fox, the AP.