One rainy day, “thread man” is walking down an alley when an empty can falls in front of him. He tries to create the sound himself by wearing the can on his foot and starts to dance. Soon a crowd of people gather around him, and the sound of applause grows ever louder, though with the increased volume comes increased pressure. Why did the thread man become scared of the sound of clapping? When your heartfelt applause reaches the thread man, which signals the beginning of a beautiful sound.