Prince Harry and Prince William arrived at Windsor Castle ahead of Harry's nuptials to Meghan Markle.
Kensington Palace released a statement that reads: 'Both Prince Harry and The Duke of Cambridge will wear the frockcoat uniform of the Blues and Royals.
'Her Majesty The Queen gave her permission for Prince Harry to get married in his uniform.
'Both uniforms were tailored at Dege & Skinner on Savile Row.'
Watch our live stream of the event here.