Mnet M Countdowndown prerehearsal was held at CJ E&M Center in Sangam-dong, Mapo-gu, Seoul on the afternoon of the 18th.
Singer Eddie Kim Ruchent Shapla Kim Dong-han, Seojian Died Wikimikki Soya Promis Nine Park Girl Nakjun Dream Catcher Snooper WJSN Soyou Lee Hong-ki April attended the ceremony.
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M Countdowndowndown recovery photo time