Demi Moore Makes Surprise Appearance at Princess Eugenie's Royal Wedding
Demi Moore is a longtime friend of Eugenie's parents, Sarah Ferguson, the Duchess of York, and Prince Andrew
Well, that’s one celebrity we weren’t expecting to see!
Moore was seen arriving at Windsor Castle ahead of the ceremony. The actress stunned in a maroon dress with a matching fascinator.
- Can’t get enough of PEOPLE’s Royals coverage? Sign up for our newsletter to get the latest updates on Kate Middleton, Meghan Markle and more!
RELATED VIDEO: Princess Eugenie Arrives at Her Royal Wedding
After the wedding ceremony, the newlyweds will also be feted by a lunch hosted by Queen Elizabeth Windsor Castle and then a black tie evening reception at Royal Lodge.
Eugenie and Jack are also extending the party for another full day with a festival-style event complete with a fairground and food stalls on Saturday.