30 Photos of Jack Nicholson Defining Cool in the 1970s

Heeeeeeere's Johnny! Jack Nicholson, the star of films like One Flew Over the Cuckoo's Nest, The Shining, and Chinatown turns 82 today, with a legacy as big as the legends he played on screen. While we're used to seeing him courtside at Lakers games these days, we rounded up some our favorite photos of Jack back in the '70s, enjoying himself on set, off set, and everywhere in between.