Prince Louis is celebrating his sixth birthday today - and despite now growing up fast, he's not managed to hit one royal milestone that his siblings and younger cousin Archie have
The adorable picture released of Prince Louis to mark his sixth birthday shows him grinning for the camera - and it seems several things are missing that have been noticed by royal fans
Prince Louis turned six today and royal fans were hoping the Prince and Princess of Wales will keep up their annual tradition of releasing photographs to commemorate his birthday.