AOA is a South Korean girl group formed by FNC Entertainment in 2012. The band consists of seven members and has a diverse musical repertoire, including pop, rock, and R&B. They are known for their energetic live performances and catchy songs.

AOA has released many hits like "Miniskirt" and "Heart Attack" and has become one of the popular girl groups in South Korea. The members have also found success in acting and the entertainment industry. AOA has a loyal fanbase and is appreciated for their versatility and talent.

The group still exists, although there have been some changes in recent years. Some members have left, while new members have joined. Despite these changes, AOA continues to work as a band and release music. The remaining three members Hyejeong, Seolhyun and Chanmi continue their activities.