Several stories about Diana’s mischievous antics have been made public over the years, but one story that rises above all others is the tradition she started when it came to buying her friends' children presents.
And in tribute to the late princess, her friends are carrying on the cheeky game with her grandchildren - but the Duke and Duchess of Cambridge might not be overly impressed.
Pychotherapist Julia Samuel was a close friend of the late Princess of Wales after meeting her at a dinner party and remained close with her family after her death. In 2013, Kate and William made her Prince George's Godmother.
