Mary Clarke, the woman who helped raise the future Princess for ten years, and was her trusted confidante for the ensuing 20 years, tell an intimate story of the girl who would become the "People's Princess".
Sarah Jane vividly remembers the moment Princess Diana asked her to be a bridesmaid. "I let out a yelp, hugged her and said: Yes, yes, yes! I'd love to," recalls Sarah Jane, then 11, daughter of Nick Gaselee, who was training the Prince as a jump jockey.
During 50 sittings for a 1994 portrait of the Princess of Wales, American painter Nelson Shanks and his wife Leona befriend the royal model. His painting was Diana's favourite image of herself.
For almost 20 years, professional and royal photographer Jayne Fincher had captured great photographs of the Royal Family, including Lady Diana Spencer, who came on the scene in 1980.
As the most stylish royal of her day, Princess Diana was the ideal model for couturiers to showcase their latest creations. She collaborated with David Sassoon to create her maternity and formal wardrobe from 1981, through to the 1990s.
New Zealand milliner Philip Somerville, who has been making hats for more than 30 years for famous clients, including The Queen, convinced Princess Diana to try bigger hats in bolder colours, with contrasting edges or hatbands.
It was through Barnado's that the fashion designer first met Princess Diana, who was president of the charity from 1984 to 1996, and a friendship soon grew, with the princess regularly spotted at functions wearing his couture designs.
A-list makeup artist Mary Greenwell began working with Princess Diana in 1990 for Vogue's December issue, photographed by Patrick Demarchelier. She helped create the princess's signature look and described her as "Pure magic".
Jimmy Choo became the darling of the celebrity world, in particular Princess Diana, who donned his footwear seemingly everywhere she went during the 1990s. Eventually, he was named her official shoemaker.
The tale of these remarkable duo began in November 1981. At that time, Catherine Walker was experiencing success in her first fashion business, "The Chelsea Design Company", in which she focused on designing maternity and child wear.
Lady Diana's romance with Prince Charles was still just a rumor when Arthur Edwards first showed the world the shy teenager who was destined to be Princess of Wales.
For Lucia, wife of the former Brazilian ambassador to London, time has done little to ease the pain she feels when she thinks of her close friend; Princess Diana.
Just five months before her tragic death in August 1997, Princess Diana was photographed by Mario Testino for Vanity Fair Fashion Magazine.
Demarchelier's photos regularly appear in fashion magazines such as Vogue. His best known photographs are of Diana, Princess of Wales, who contacted him after she saw one of his Vogue covers.
For 15 years, Darren McGrady served meals to Queen Elizabeth II and the late Princess Diana. The former chef also spent the last four years of Diana's life cooking for her two sons, Princes William and Harry.
For 12 years, Dickie Arbiter guarded Prince Charles and Princess Diana’s marital secrets. And it was with Princess Diana that he spent the most time. Her death in 1997 was a personal tragedy. He twice sat alone with her coffin as she lay at rest in the Chapel Royal at St. James's Palace.
Celebrity hairstylist Sam McKnight met Princess Diana in 1990 when he was working on a shoot with her then sister-in-law, Victoria, Viscountess Althorp. They clicked at first sight.
In 1981, Richard Dalton became the personal hairdresser to Princess Diana, and at the same time running his salon in London’s most prestigious Claridges Hotel, until he was requested to support the princess, full time, for the next decade traveling by her side.
India Hicks was one of Princess Diana's bridesmaids at her 1981 fairytale wedding to Prince Charles. She has been sharing her memories of the wedding party on the morning of the big day, including what Diana wore.