In a surprising turn, Prince William and Kate Middleton wished Prince Harry a happy birthday when he turned 40 on Sept. 15 , 2024. It probably happened, according to a royal commentator, after the Princess of Wales “persuaded” the Prince of Wales to acknowledge his estranged brother’s special day publicly considering her own “new perspective” on life.

William and Kate wished Harry a happy 40th birthday on social media Following King Charles III ’s own birthday shoutout to his youngest son, the Duke of Sussex, on the royal family’s official social media channels came an acknowledgment from William and Kate. The couple reposted the king’s message to Harry—“Wishing The Duke of Sussex a very happy 40th birthday today!”— on X , which featured a 2018 photo of him in Ireland alongside a brief message. They also added a few words of their own for Harry, writing: “Wishing a Happy 40th Birthday to The Duke of Sussex!” However, William and Kate didn’t sign off with their initials as is typically the case when remarks on social media come directly from them.

So, chances are they approved the text likely written by a member of their staff. Still, the happy birthday message is significant, considering it hasn’t happened in years amid the ongoing frostiness between William and Harry . Per the Mail , although the royal family’s said not to mark non-working royals’ birthdays online, acknowledging Harry’s big day happened as part of their “tradition” o.