AOA (Hangul: 에이오에이; an acronym for Ace of Angels) is a five-member South Korean girl group/band formed by FNC Entertainment in 2012. AOA has two subunits: AOA Black and AOA Cream. The group originally consisted of eight members: Choa (초아), Jimin (지민), Hyejeong (혜정), Seolhyun (김설현), Mina (권민아), Yuna (유나), Chanmi (김찬미), and Youkyung (서유경). Youkyung was originally only a member of AOA Black, and on October 15, 2016, she officially left the group following the termination of her contract. Read more on Last.fm