After arriving at Buckingham Palace by car, Kate and the children, Prince George, 11, Princess Charlotte and Prince Louis, 7, traveled in a traditional horse-drawn carriage down The Mall. Charlotte sat beside her mother, while her brothers faced backward across from them.

Kate Middleton's Trooping the Colour outfit had a deeper meaning. All about why the Princess of Wales wore aqua to King Charles' birthday parade on June 14.

Senior working royals including Prince William, Kate Middleton, Princess Anne, Prince Edward and Queen Camilla will reportedly take part in the king's birthday parade.

Ahead of Saturday's festivities, King Charles III also honored a handful of celebrities and public figures, including David Beckham, Gary Oldman and Elaine Paige.

"Set with diamonds, sapphires, rubies and emeralds, the bejewelled piece features the cypher of her father, King George VI," Zack Stone, a fine jewelry expert from U.K. retailer Steven Stone, shared with WWD.

When does Trooping the Colour 2025 start and end, and what is the order of events? Here is the full schedule and parade route revealed.

Kate Middleton and her daughter, Princess Charlotte, wore matching blue ensembles to the annual Trooping the Colour event.