As Prince George turns 13, our future King is growing up to be a smart young man. Despite his royal destiny, William and Catherine are determined to give him a stable and 'normal' upbringing.

He has lived through his mother's cancer and estrangement from his uncle, but the heir's parents are working hard to give a normal, 'functional' childhood

EXCLUSIVE: As Prince George turns 13, it appears he is following in his father Prince William's footsteps - but the dawn of their teenage years couldn't have been more different