Last nights Costume Institute Gala rivaled the Oscars for red carpet glamour, as New York played host to the most fashionable night of the year as fashion and entertainment A listers came out in force to celebrate the opening of the Metropolitan Museum’s new Spring exhibition, American Women: Fashioning a National Identity.

The event was co-chaired by Patrick Robinson, Gap creative director (who also sponsored the night), and Oprah Winfrey alongside American Vogue editor in chief Anna Wintour.

Meanwhile, stars such as Taylor Swift, Gwen Stefani, Jessica Biel, Kirsten Dunst and Kate Hudson shimmered in champagne, while Emma Watson showcased in a custom made Burberry dress.

Jude Law and Sienna Miller making their long-awaited red carpet appearance as a reunited twosome, Sienna Miller and Jude Law didn’t disappoint in the style stakes with Sienna showing off her envious figure in a daring Emilio Pucci dress.

Which dress is your favourite?