Groucho Marx undistinguished vaudeville singing group billed as "The Four Nightingales". The brothers Julius, Milton (Gummo Marx) and Arthur (originally Adolph, but Harpo Mark from 1911) and another boy singer, Lou Levy, traveled the U.S. vaudeville circuits to little fanfare. After exhausting their prospects in the East, the family moved to La Grange, Illinois, to play the Midwest. After a particularly dispiriting performance in Nacogdoches, Texas, Julius, Milton, and Arthur began cracking jokes onstage for their own amusement. Much to their surprise, the audience liked them better as comedians than as singers. They modified the then-popular Gus Edwards comedy skit "School Days"
Not / But and films to poetry, painting, and musical performance, even aleatory performance, are structurally and materially less qualified to do). The result of the technique of fixing the not/but is to shape and clarify the character's behaviour in a particular, interpretative direction (a historical materialist one). Not / But 'Not / But, or the "not…but" element, is an acting technique that forms part of the Brechtian approach to performance. In its simplest form, fixing the not/but element involves the actor preceding each thought that is expressed by their character in the dialogue or each action performed by their character in the