Eugenie and Jack Brooksbank's walk down the aisle was naturally attended by the Princes and their brides, Kate and Meghan, as well as Queen Elizabeth and Prince Philip -- but Eugenie's Hollywood pals also came out in force.
Demi Moore, Naomi Campbell and Robbie Williams put on their finest gowns, fascinators and suits. The most talked-about outfit though was Cara Delevingne's ... since she said screw tradition and went top hat and tails.
Brooksbank and Eugenie's celeb game is strong for good reason -- not only is she a big-time socialite, but he's the European brand ambassador for Casamigos!
Liquor? He just married her!