text: p>Princess Diana's black off-the-shoulder mini dress, designed by Christina Stambolian, is known as <a href="https://people.com/royals/princess-diana-revenge-dress-true-story/" rel="nofollow noopener" target="_blank" data-ylk="slk:&quot;The Revenge Dress.&quot;" class="link rapid-noclick-resp">"The Revenge Dress."</a> Decades later, her niece, Lady Kitty Spencer, wore a similar style—statement jewels included—to a London charity function in 2017.</p