Famed gay playwright Mart Crowley, author of The Boys in the Band, about a group of gay and bi friends in New York City, has died at age 84.Journalist Michael Musto announced Crowley’s death Sunday via Facebook and Twitter. “I hear Mart had a heart attack, went for surgery and died a few days after the surgery,” Musto wrote in a comment on his Facebook post.The Boys in the Band, one of the first plays to portray gay life, opened off-Broadway in 1968 and became a film in 1970.