Last night in NYC, Vladimir Restoin Roitfeld hosted a private champagne reception for the two-artist exhibition Ashley Bickerton & Nicolas Pol, Zoe Kravitz shared an intimate dinner with mom Lisa Bonet, boyfriend Penn Badgley, Alexander Wang and other friends for the launch of her new jewelry collection with Swarovski Crystallized, Estelle, Alexa Chung, and Chelsea Leyland stepped out for "The Big British Invite” opening soiree, Isabel & Ruben Toledo were honored at DIFFA's Dining by Design Gala, and more!