Executive producer and singer Elton John (L), and producer David Furnish pose for photographers as they arrive for the British premiere of "Gnomeo And Juliet" at Leicester Square in London in this January 30, 2011 file photo. Elton John and David Furnish are rumoured to be among the 1,900 guests invited to attend the wedding of Britain's Prince William and Kate Middleton on April 29, 2011, according to local media.
 

Britain's Prime Minister David Cameron speaks during his address to the Confederation of British Industry (CBI) conference in London in this October 25, 2010 file photo. David Cameron is rumoured to be among the 1,900 guests invited to attend the wedding of Britain's Prince William and Kate Middleton on April 29, 2011, according to local media.
 

Mr Bean, played by British actor Rowan Atkinson, poses in the shallows of the surf at Bondi Beach in Sydney, in this March 7, 2007 file picture. Atkinson is rumoured to be among the 1,900 guests invited to attend the wedding of Britain's Prince William and Kate Middleton on April 29, 2011, according to local media.