After celebrating this weekend, the royals , and Prince William caught the attention of royal fans. As the states, it is "one of the most traditional ceremonies in the royal calendar" at which "the King and the Knights process in grand velvet robes, glistening insignia, and plumed hats."

by the late Queen Elizabeth II, and was the 1,000th Knight in the Register. When pictures of the heir to the throne circulated, fans gushed at the sight of the Prince on social media. One commented: "Prince William looking exceptionally handsome today." Another stated, "Catherine is perfection and William looks amazing", whereas another commented, "Man is serving Face and Aura." A third fan on Instagram commented on William's appearance: "William is looking amazing and handsome today."

The King and Queen followed tradition and were at the back of the procession dressed in white plumed hats and dark blue velvet robes, as were the other members of the order including William, Princess Anne and .

As Princess Kate and Sophie, the Duchess of Edinburgh are not part of the order, they stood on the chapel's Galilee Portch, a traditional vantage point to see the spectacle.

in Britain, with knights chosen by the sovereign in recognition of their outstanding public service and achievements.

Notable knights include former Prime Ministers Sir John Major and Sir Tony Blair and Baroness Manningham-Buller, the former head of MI5 - the first female Chancellor of the Order.

The Order of the Garter is limited to 24 Knights or Ladies Companion, in addition to the King and the Prince of Wales and several "supernumerary members", including some foreign monarchs such as the and the King of the Netherlands.

For the first time in two years, Princess Kate took her place among the senior members at the annual service, which takes place every year at St. George's Chapel in Windsor Castle to celebrate the oldest and most senior order of chivalry.

She didn't attend the event last year, as she remained mostly out of the public eye amid her cancer treatment. , a repeat from her royal attire that she recently wore for the VE Day concert in May.