A Pink (Korean: 에이핑크) is a seven-member South Korean girl group under A Cube Entertainment; a sister company of cube entertainment. The groups consists of Park Cho Rong (박초롱), Yoon Bo Mi (윤보미), Jung Eun Ji (정은지), Son Na Eun (손나은), Kim Nam Joo (김남주) and Oh Ha Young (오하영). Hong Yoo Kyung (홍유경) left the group in April 2013. They released their first album, Seven Springs of Apink (EP), on April 19 2011, and rose steadily in popularity. Their official debut was April 21, 2011 on M! Countdown. Read more about Apink on Last.fm.