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Diana, Princess of Wales, AIDS Action's Landmark Centre, Lambeth, London, 25th July 1989. (Photo by John Shelley Collection/Avalon/Getty Images)

Diana, Princess of Wales, AIDS Action's Landmark Centre, Lambeth, London, 25th July 1989. (Photo by John Shelley Collection/Avalon/Getty Images)
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Hulton Royals Collection John Shelley Collection/Avalon

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LONDON - JUNE: (FILE PHOTO) Prince Harry wears a Thomas the Tank Engine tee-shirt when he leaves nursery school with his mother, Diana, Princess of Wales in June 1989 in London, England. (Photo by Anwar Hussein/WireImage)

LONDON - JUNE: (FILE PHOTO) Prince Harry wears a Thomas the Tank Engine tee-shirt when he leaves nursery school with his mother, Diana, Princess of Wales in June 1989 in London, England. (Photo by Anwar Hussein/WireImage)
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WireImage Anwar Hussein