Backgrid Anna Wintour hosted an intimate, exclusive dinner at her residence on Sunday evening (May 3) in New York City. The 76-year-old former Vogue editor-in-chief welcomed several celebrity guests to her home for a meal on the night before the 2026 Met Gala. Those in attendance included several co-chairs and members of the upcoming event's host committee. This year's Met Gala theme is "Costume Art," with the dress code being "Fashion Is Art." The theme refers to the history of the Costume Institute and focuses on "the centrality of the dressed body in the museum's vast collection.