Landon and Prince Harry go back years. Here's what to know about him: While his pal Harry is a member of the British royal family, Arthur Landon also comes from a prestigious background.

his film-maker friend Arthur Landon could reasonably claim to be the most eligible young man in Britain, so he will be a girl magnet on the dancefloor at the wedding reception at Buckingham Palace.

Arthur Landon, one of Britain's richest young men ... Arthur, pictured with Guy Ritchie at the royal wedding, said he and his friends would not do anything which would compromise Harry's ...

His wingmen for the evening were friends Jack Mann and Arthur Landon. Mr Landon ... A guest at the Duke and Duchess of Cambridge’s wedding last year, he has a fortune estimated at £500 million ...