Princess Diana vs. Elizabeth Debicki on The Crown
Here's How "The Crown" Re-Created Iconic Princess Diana Moments For Season 5
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It seems "The Crown" based Debicki's costume in that scene on a real jacket Diana was often photographed wearing in the '90s. In this picture from 1995, she wore it to visit the English National Ballet School. The photo also gives a good idea of how Diana was swamped by crowds during public events, just like in the show.