Wanna One Yoon Jisung & Bae Jinyoung, I.O.I Yoo Yeonjung (WJSN) & Choi Yoojung (Weki Meki) (Host: Super Junior Heechul) - Episode 8: I Wanna One debut. I am the one who should be congratulated so very much @ CHUKACHUKACHU (251211) [ENG SUB]