The Duke and Duchess of Cambridge and Prince Harry will get the chance to view props, costumes and models from the Harry Potter film series today.
Their Royal Highnesses will undertake a tour of Warner Bros. Studio Tour London - The Making of Harry Potter, where they will attend a wand lesson in The Gryffindor Common Room, and a special effects demonstration on Diagon Alley.
Today will mark the official opening of the studios in Leavesden, where Catherine, William and Harry will be joined by 500 adults and children.
More top news
Actress will play Belle in a live-action remake of Disney's animated Beauty and the Beast.
ITV News hears the remarkable story of a Holocaust survivor who went on to marry the British soldier who liberated her from Bergen-Belsen.
A touch brighter to the southeast but still a great deal of cloud cover across the UK with patchy rain in the west.