2Yoon was a subunit from 4Minute of CUBE. The members were Jiyoon and Gayoon. They were active in 2013 but performed their songs in later 4Minute concerts.
- 24/7
Nightmare
2Yoon was a subunit from 4Minute of CUBE. The members were Jiyoon and Gayoon. They were active in 2013 but performed their songs in later 4Minute concerts.
Kpop Dance Archive 