What's the name of the jitterbug sax crotch twerking dance

Subject 3. The dance is because a woman in the test over the subject three, in order to express their excitement, in the scene of the public dance sax crotch twisting dance and was sent to the jitterbug instant fire, because of its unique music and interesting dance movements by the major video author mode, so the dance jokingly referred to as the subject three.