Happy birthday, Prince Louis! The Prince and Princess of Wales’ youngest son turns eight on 23 April 2026, and what an eight years of joy it has been for the royal couple. As the youngest of three (William and Kate are also parents to 12-year-old Prince George and 10-year-old Princess Charlotte), it is a rare occasion for Prince Louis to join his parents on royal engagements. That said, he has made an appearance in public on significant days in the royal calendar, including the annual Trooping the Colour parade, on Easter Sunday, and at King Charles‘ coronation.  George, Charlotte, and Louis know they must be on their best behaviour when joining their parents and other senior royals at public-facing events, but that doesn’t stop sweet Prince Louis from breaking into a playful facial expression or a little dance here and there.  Keep scrolling to see some of the prince’s adorable cheeky moments as he celebrates his eighth birthday in private… © Getty Images Easter Sunday 2023 Walking towards St George’s Chapel at Windsor for the …