From George Clooney to Victoria Beckham, celebrities are showing up to Windsor Castle to see Prince Harry and Meghan Markle tie the knot! Click through to find out which stars are attending the royal wedding.

Markle’s Suits co-star Abigail Spencer wore a conservative blue polka-dot dress with a matching hat, while friend Priyanka Chopra looked lovely in lavender.

Actor Idris Elba and his fiancée Sabrina Dhowre are all smiles while arriving to the royal wedding. The actor’s soon-to-be wife donned a black, red and white dress with a hat for the festivities.

David and Victoria Beckham never miss a royal wedding! The former Spice Girls star donned a long blue dress, while her husband looked dapper in a suit. The couple attended Prince William and Kate Middleton’s wedding in 2011.

American royalty! George and Amal Clooney left their twins at home at attend the wedding. Amal stunned in bright yellow Prada gown.

Pretty in pink! Markle’s best friend Serena Williams and her husband Alexis Ohanian arrive at the chapel.

James Cordon and his wife Julia Carey couldn’t stop smiling while arriving to St. George’s Chapel.