The group Weki Meki Choi Yoo-jung was held at the MBC Dream Center in Kyonggi Ilsan on the afternoon of the 14th. Championship" is greeting her comeback at a live-action on-site release. November 14, 2018.
About Choi Yoo-jung
Choi Yoo-jung, known mononymously as Yoojung, is a South Korean singer, dancer, rapper and actress signed under Fantagio. She debuted as member of I.O.I in May 2016 after achieving third place in the 2016 survival program Produce 101.
 Wikipedia