In this Friday April 11, 2008. file photo, Britain's Prince William and his girlfriend Kate Middleton walk together at RAF Cranwell, England, after William received his RAF wings from his father the Prince of Wales. According to an announcement by Clarence House in London, Tuesday Nov. 16, 2010,  the couple are to wed in 2011, Further details about the wedding day will be announced in due course.(AP Photo/Michael Dunlea, pool, file)

Photo by: Michael Dunlea

In this Friday April 11, 2008. file photo, Britain's Prince William and his girlfriend Kate Middleton walk together at RAF Cranwell, England, after William received his RAF wings from his father the Prince of Wales. According to an announcement by Clarence House in London, Tuesday Nov. 16, 2010, the couple are to wed in 2011, Further details about the wedding day will be announced in due course.(AP Photo/Michael Dunlea, pool, file)