On Thursday, some of the most stylish celebrities seemingly transported from the finale of New York Fashion Week to the beginning of London Fashion Week, hitting the red carpet at Theatre Royal Drury Lane for the seriously starry Vogue World event, which marks the next series of glamorous runway shows.
From Kate Winslet and Sienna Miller (baring her bump!) to Princesses Beatrice and Eugenie, here's who arrived on the red carpet — and what they wore.
Sienna Miller
Kate Winslet
Winnie Harlow