Miss A (Korean: 미쓰에이; stylized in all caps or miss A) was a South Korean girl group formed by AQ Entertainment, a subsidiary of JYP Entertainment. The group debuted in July 2010 with the single "Bad Girl Good Girl" as a quartet consisting of Fei, Jia, Min, and Suzy. Their debut song reached number one on the Gaon Digital Chart, which made them...