Watch: Prince Louis steals the show as royals mark VE Day
The Royal Family were at the heart of commemorations to mark 80 years since the end of World War Two in Europe.
Prince Louis helped keep his father William looking smart for the parade while the King encouraged his family to wave to onlooking crowds during the traditional balcony moment, before the flypast.
Watch this and more unseen royal video from the VE Day celebrations.