Some of the world's most famous faces have descended on Windsor Castle ahead of the royal wedding.
The service will see people from all walks of life join together to celebrate - including the Royal Family, community stewarts from around the UK, Meghan's Hollywood co-stars and the couple's famous friends.
Filmstar Idris Elba, US TV host Oprah Winfrey and singer James Blunt were among the first people to arrive at St George's Chapel this morning.
Serena Williams has hinted that she will be a guest at the royal nuptials - posting a picture of herself in a towel 'getting ready for my friend's wedding'.
Meghan's Suits co-star Patrick J Adams is in the UK and said that he was already getting emotional even before watching his friend 'take this monumental step'
The actor, who played Meghan's on-screen husband Mike Ross in the drama, posted a picture of Suits cast members seated around a table at a restaurant near to Windsor, where the bride-to-be will marry Prince Harry.
Two more Suits stars, Gabriel Macht, who plays Harvey Specter, and his wife Jacinda Barrett, who plays Zoey Lawford, have also been in the UK this week.
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