Kim Chung-ha, known mononymously as Chung Ha, is a South Korean singer, dancer and choreographer. She finished fourth in Mnet's girl group survival show Produce 101, becoming a member of the resulting

Kang Seul-gi, known mononymously as Seulgi, is a South Korean singer and dancer. She is a member of the South Korean girl group Red Velvet, its sub-unit Red Velvet – Irene & Seulgi, and the supergroup