Rumour has it that even A-lister Tom couldn't resist placing a bet!
The 52-year-old former husband of Dawson's Creek favourite Katie Holmes, was seen chatting to his new royal friend and even struck a pose for a few pictures.
TV personality and former star of Countdown, Carol Vorderman also turned heads, arriving on the sunny day in a navy jumpsuit and wide-brimmed hat.Supermodel Edie Campbell was also there, looking prim and pretty in a floral blouse and white riding trouser, boots and a green hat.
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