Complex sentence: The title comes from one of Gilbreth's favorite jokes which played out in the movie that when he and his family were out driving and stopped at a red light, a pedestrian would ask Hey, Mister !
Split into simpler sentences: The title comes from one of Gilbreth's favorite jokes which played out in the movie. As he and his family were out driving and stopped at a red light, a pedestrian would ask Hey, Mister!