The royal wedding of Prince Harry and Meghan Markle has begun, bringing with it pomp and circumstance, including a parade of our favorite celebrities from both sides of the pond.
The couple is set to wed inside St. George's Chapel in front of more than 600 friends, family and some very lucky members of the public.
Oprah Winfrey arrives at St George's Chapel at Windsor Castle before the wedding of Prince Harry to Meghan Markle, May 19, 2018, in Windsor, England.
"The Great Gatsby" actress Carrie Mulligan was also spotted in attendance along with British singer Marcus Mumford.
Tennis superstar Serena Williams -- and Markle's longtime friend -- not only sent the bride a sweet message ahead of her wedding, she also showed off her wedding look, complete with a fashionable fascinator.
Idris Elba and Sabrina Dhowre arrives at St George's Chapel at Windsor Castle for the wedding of Meghan Markle and Prince Harry, May 19, 2018, in London.
Gareth Fuller/Reuters
Here's who we've spotted so far walking onto the grounds of Windsor Castle in England.
Idris Elba with fiancée Sabrina Dhowre
Amal Clooney and George Clooney arrive for the wedding ceremony of Prince Harry and Meghan Markle at St. George's Chapel in Windsor Castle in Windsor, May 19, 2018.
Gareth Fuller/AP
George and Amal Clooney
David and Victoria Beckham arrive to the wedding of Britain's Prince Harry to Meghan Markle in Windsor, May 19, 2018.
Toby Melville/Reuters
Victoria and David Beckham
Priyanka Chopra
Marcus Mumford and Carey Mulligan arrive for the wedding ceremony of Prince Harry and Meghan Markle at St. George's Chapel in Windsor Castle in Windsor, May 19, 2018.
Ian West/AP
Marcus Mumford and Carey Mulligan
James Corden and Julia Carey arrive at St George's Chapel at Windsor Castle for the wedding of Meghan Markle and Prince Harry in Windsor, Britain, May 19, 2018.
Gareth Fuller/Reuters
James Cordon and his wife Julia Carey
Gina Torres arrives for the wedding ceremony of Prince Harry and Meghan Markle at St. George's Chapel in Windsor Castle in Windsor, May 19, 2018.
Ian West/AP
Markle's "Suits" co-star Gina Torres
Meghan Markle's friend, actor Patrick J. Adams and wife Troian Bellisario arrive for the wedding ceremony of Britain's Prince Harry, Duke of Sussex and US actress Meghan Markle at St George's Chapel, Windsor Castle, in Windsor, May 19, 2018.
Ian Westian/AFP/Getty Images
Markle's "Suits" on-screen love interest Patrick J. Adams and his wife Troian Bellisario
David and Victoria Beckham talk with Sir Elton John, left, and David Furnish as they arrive for the wedding ceremony of Prince Harry and Meghan Markle at St. George's Chapel in Windsor Castle in Windsor, May 19, 2018.
