The newlyweds and their guests partied it up with pizza, tequila and a performance by Robbie Williams.
Here's a breakdown of her look from the festive night!
The two were able to put their differences aside for Princess Eugenie's official royal wedding photos.
The 28-year-old royal definitely went for a more casual look.
Princess Eugenie and Jack Brooksbank tied the knot!
Her husband, George Clooney, was also absent from Friday's nuptials.
The 5-month-old was noticeably absent from the nuptials on Friday.
Princess Eugenie and Jack Brooksbank tied the knot in front of a slew of famous friends.
The mother of the bride appeared thrilled to have the royal ceremony behind her.
The 28-year-old royal looked stunning on her big day at Windsor Castle.
These A-listers came close to upstaging the bride with their fabulous ensembles.
The eldest children of Kate Middleton and Prince William didn't mind goofing off a bit at the royal wedding of Princess Eugenie
The maid of honor found the perfect passage for the happy couple.
They looked so in love!