KBS 2TV Music Bank' rehearsal was held at the public hall of KBS New Building in Yeouido, Yeongdeungpo-gu, Seoul on the 25th.
Singer Chungha poses on her way to work for Music Bank rehearsal
About Chungha
Kim Chung-ha, known mononymously as Chungha, is a South Korean pop singer, dancer and choreographer signed under MNH Entertainment. She finished fourth in Mnet's girl group survival show Produce 101, becoming a member of the resulting girl group I.O.I. Following the dissolution of I.O.I in 2017, Chungha debuted as a solo artist with the extended play Hands on Me.
 Wikipedia