Carey Mulligan Gets SCHOOLED by Co-Star Bradley Cooper on Cheesesteaks (Exclusive)

Bradley Cooper and Carey Mulligan chat with ET’s Nischelle Turner at the Los Angeles premiere of ‘Maestro,’ in theaters now and on Netflix on Dec. 20. The co-stars react to receiving Golden Globe nominations for the film and share the personal lesson they took away after filming. Plus, Bradley details his Philly cheesesteak food truck experience in New York last week.