On October 20, 1882, future actress Margaret Dumont was born in Brooklyn, New York. A Broadway regular by the 1920s, Dumont found lasting fame once she started appearing with the Marx Brothers. Tall and regal in bearing, her character provided the perfect foil to the wisecracking Groucho Marx in a series of films including A Night at theOpera and Duck Soup. Her character's seemingly obliviousness to insult led to the widespread belief,...