AOA Black, the band unit of AOA includes Choa, Jimin, Mina, Yuna, Youkyung, will make a special comeback at the upcoming '2014 MBC Gayo Daejejeon'.

On December 29th, Choa wrote on AOA's official Twitter,"Hello, ELVIS, this is Choa. It's been a long time since we've been together.♥ Please look forward to it a lot. See you tomorrow~", and uploaded a long a photo of her with the other members in a studio.

Many people are very anticipating for their performance at the event, as it's been a while since they have made a public appearance. Their last release was the 1st mini album 'Moya' in July 2013.

'2014 MBC Gayo Daejejeon' will be held later today on December 31st.