NEW YORK, NY - DECEMBER 13: Ben Affleck and Sienna Miller attend the "Live By Night" New York Reception at Metrograph on December 13, 2016 in New York City. (Photo by Theo Wargo/Getty Images)
NEW YORK, NY - DECEMBER 13: Ben Affleck and Sienna Miller attend the "Live By Night" New York Reception at Metrograph on December 13, 2016 in New York City. (Photo by Theo Wargo/Getty Images)