Sung Ji Yeon (성지연) was born in Changwon(창원), South Korea on December 20, 1997 (age 22). She is a South Korean singer under Duble Kick Entertainment. She is a member of the girl group Momoland and the group's main dancer and lead vocalist.
Jane was born in Changwon(창원), South Korea. She studied at HanLim Art School. She was supposed to be an admin on a fansite called "Baby's Breath", a fansite for Infinite L and Sunggyu but later deleted for Momoland's debut preparations. She also auditioned in FNC and SourceMusic but she didn't make it. She was a former SS Entertainment trainee.