Disney Princess Belle Tiana Ariel Square Neck Smocked Cami Maxi Dress Toddler to Big Kid What Princess Diana Wore for Her Only Met Gala Appearance Business Insider Princess Diana Made Her One Met Gala Look Count Glamour Disney Princess white and blue floral flowy ruffle Depop Princess Diana's Only Met Gala Moment Thirty years ago, Diana, Princess of Wales attended her first and only Met Gala a night that marked one of her most defining fashion Princess Diana's Met Gala Dress Princess Diana attended the Met Gala only once in her lifetime. That night was December 9, 1996, at the Metropolitan Museum of Art in New York, for