The Trooping the Color ceremony is in full swing at Horseguards Parade, with King Charles, Queen Camilla, senior royals and the Prime Minister among those attending.
King Charles appeared in high spirits as he commanded the royal family before taking to the balcony of Buckingham Palace to fly past with the Red Arrows.
The British monarch was greeted with salutes as he inspected soldiers and military personnel at the annual event marking the sovereign’s official birthday.
The bands were on full display, carefully keeping formation while simultaneously playing their drums and horns during a slow march that took place across the square.
The king wore the uniform of the Grenadier Guards, the regiment trooped in the colors – Queen Camilla dazzled in a red, silk crepe uniform dress.
The royal family shared the first glimpse of the King and Queen as they inspected the parade.
Large crowds have gathered to try and catch a glimpse of the royal family, with many holding up their phones and waving at the procession.
The Princess of Wales was also seen waving to royal watchers with her three children in an open carriage along The Mall.
Catherine stunned in a light blue jacket designed by Catherine Walker with a hat by Philip Treacy as well as an Irish Guards brooch.
Meanwhile, Prince William rode on horseback with his uncle and aunt, Prince Edward and Princess Anne.
