In what has been billed as "the high society wedding of the year", Hugh Grosvenor, the Duke of Westminster, is set to tie the knot with his long-term girlfriend Olivia Henson.
While the couple keep their lives relatively private, their 'royal' wedding is expected to have a guestlist of 400 - with not one but two heirs to the throne.
Hugh, 33, is one of the country's wealthiest men and owns vast areas of London as well as land and over 1,500 buildings worldwide.
He is the 7th Duke of Westminster and also holds titles as a godparent to Prince George and Prince Archie, as he's close with both Prince William and Prince Harry.
Read more on ok.co.uk