Seo Eun Kwang (BTOB) (1990) Lee Min Hyeok (1990) Lee Chang Seob (BTOB) (1991) Im Hyeon Shik (BtoB) (1992) Shin Dong Keun (Peniel - BTOB) (1993) Jeong Il Hoon (BTOB) (1994) Yook Seong Jae (1995)