Prince Louis Adorably Yawns as King Charles III Is Crowned at Coronation

Princess Anne made her own mark during King Charles III’s coronation on Saturday.

Princess Anne made her own mark during King Charles III's coronation on Saturday. Unlike other women who attended, and even took part in the ceremony, Anne, 72, was dressed in a uniform with military regalia. The princess royal had an important role in the ceremony, which royal watchers had the chance to see her fulfill after the service.Anne, who was the Gold-Stick-in-Waiting, rode horseback behind the new king and his queen, Camilla, as they rode in the Gold State Coach from Westminster Abbey to Buckingham Palace.

Prince Harry stayed in the background during the coronation for his father, King Charles III, but was, of course, still a point of focus for many watching the ceremony.The estranged prince had no formal role in the coronation, nor did he make any contact with the king or his brother, Prince William, during the big day. However, many eyes were still on the embattled royal as he attended the festivities for his father and Queen Camilla.Harry was spotted entering Westminster Abbey on Saturday morning with his cousins, Princess Beatrice, Princes Eugenie, and Zara Tindall, as well as their respective spouses.

Taking in the moment. Princess Kate showed her father-in-law, King Charles III, a subtle sign of respect during the coronation.

Prince Louis needed a break. Following much speculation regarding whether the 5-year-old royalwould attend the coronation of his grandfather, King Charles III, on Saturday, Louis looked to be on his best behavior as he arrived at Westminster Abbey with his sister, Princess Charlotte, and parents, Prince William and Kate Middleton. Louis entered the Abbey in procession with his family, while his older brother, Prince George, played a key role elsewhere as a page to the king. At one point, Louis was seen adorably holding hands with Charlotte.

Kate Middleton and Princess Charlotte made a stunning mother-daughter duo at the coronation of King Charles III on Saturday. Both Kate and daughter Charlotte, 8, wore Alexander McQueen to the ceremony, the same designer who created Kate's wedding dress in 2011. The duo also boasted coordinating headdresses. Kate, the Princess of Wales, wore an Alexander McQueen dress in ivory silk crepe with silver bullion and thread work embroidery featuring rose, thistle, daffodil and shamrock motifs, to signify the four nations in Great Britain.

A truly A-list event. Celebrities including Lionel Richie and Jill Biden attended King Charles III‘s coronation ceremony at Westminster Abbey in London on Saturday, May 6.

What the duke wore. Prince Harry attended King Charles III‘s coronation in a morning suit rather than his military uniform.

Prince George just made history! The second in line to the British throne became the youngest future king to have a role in coronation when he served as a page at his grandfather, King Charles III‘s, crowing ceremony on Saturday.

Prince Harry has arrived at Westminster Abbey ahead of the coronation of King Charles III and Queen Camilla.

Playing his part. Prince George looked all grown up as he participated in the coronation of grandfather King Charles III on Saturday, May 6.

A day for the history books. Prince William and Princess Kate looked nothing short of regal while arriving at King Charles III’s coronation on Saturday, May 6.

A family affair! King Charles III received an outpouring of support from his royal relatives — including all three of his siblings — during his coronation on Saturday, May 6.

Prince George just made history! The second in line to the British throne became the youngest future king to have a role in coronation when he served as a page at his grandfather, King Charles III's, crowing ceremony on Saturday.The 9-year-old future monarch was spotted behind his grandfather as he stepped out of the carriage and made his way into the Nave of Westminster Abbey for his historic coronation. George looked all grown up as he wore a red overcoat and walked behind his grandfather, holding the tail end of the train of his coat. George was joined by fellow pages Lord Oliver Cholmondeley, Master Nicholas Barclay and Master Ralph Tollemache, who each walked behind the king holding portions of his robe.Meanwhile, Camilla Parker Bowles's pages of honor were her grandsons, Master Gus and Master Louis Lopes and Master Freddy Parker Bowles, and great-nephew, Master Arthur Elliot, who all made their first public debut as they held onto the extended train of her royal robe as she made her way inside . Ahead of George's big day, a spokesperson for Kensington Palace told ET, «We're all very excited about Prince George's role in the coronation,» the spokesperson said.

Prince Harry has arrived at Westminster Abbey ahead of the coronation of King Charles III and Queen Camilla.The youngest son of Charles was all smiles as he entered the monumental event, alongside his cousin, Princess Eugenie.A source tells ET that Harry arrived in the U.K. Friday morning.

Staying home. As expected, Meghan Markle opted not to attend father-in-law King Charles III’s coronation with husband Prince Harry on Saturday, May 6.

Elegance and grace! Queen Camilla was a dazzling sight at husband King Charles III’s coronation on Saturday, May 6. 

Flying solo. Prince Harry returned to the United Kingdom for the coronation of his father, King Charles III, but he did so without wife Meghan Markle.

Prince Andrew made a low-key appearance at his older brother King Charles III’s official coronation on Saturday, May 6.

Prince Louisis in attendance for the coronation of his grandfather, King Charles III, walking into Westminster Abbey on Saturday morning behind his parents, Prince William and Kate Middleton, and beside his sister, Princess Charlotte.The decision to include Louis in the historic eventcomes after the young prince was noticeably absent from the funeral of his great-grandmother, Queen Elizabeth II, in September.The now 5-year-old made a stir back in June 2022 at the Platinum Jubilee celebrations for the late queen, sticking his tongue out, shouting, and making silly faces during multiple public appearances. A royal source told ET last month that William and Kate would be making a decision about whether Louis would be attending his grandfather's coronation ceremony at Westminster Abbey closer to the time of the service.Ahead of the coronation, Kate was asked by a well wisher whether she thought Louis would behave for the big day.