Princess Diana attended her first and only Met Gala in December 1996. Richard Corkery/NY Daily News via Getty Images Updated 2026-05-04T18:42:36.202Z Princess Diana made her only Met Gala appearance in 1996, shortly after divorcing then-Prince Charles. She wore a lingerie-inspired silk dress designed by John Galliano. Galliano said Princess Diana tore the corset out of the dress without telling him. The first Monday in May is the perfect time to look back at Met Gala history. Before stars like Beyoncé and Rihanna stole the spotlight on the steps of the Metropolitan Museum of Art, it was Princess Diana making a splash on fashion's biggest night. The only Met Gala that the people's princess attended was in 1996, for a show that paid tribute to Christian Dior. Fresh off her highly-publicized divorce from then-Prince Charles , Diana collaborated with John Galliano — who had just become Dior's head designer — for her Met Gala debut.…