Britain's Prince William and his wife 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. (ROYAL WEDDING/SERVICE) REUTERS/Dave Thompson/Pool (BRITAIN - Tags: ENTERTAINMENT SOCIETY ROYALS)