Before some of the biggest names in fashion, film, music and the arts hit the red carpet for the Met gala on Monday night, they had to prep. And the most ardent fans know exactly where that happens: the Mark and the Carlyle hotels.

Just blocks from the Metropolitan Museum, these hotels are the preferred locations for many celebrities to get their looks together. Here’s who we spotted exiting in their trains and taffeta this year, dressed in their “Sunday best.”