The Umji of the girl group 'GFriend' is posing at the rehearsal of Mnet M Countdown' held at CJE & M Center in Sangam-dong, Mapo-gu, Seoul on the afternoon of the 31st.
The 604th M Countdown' will feature neon punch, Nature, 'Hot Shot'' Roh Tae-hyun, Mustbee, Berry Berry, Seventeen, Astro, ATiz, Enflying, GFriend, space girl, One Earth, Impact, Cherry Blett, Knack, Faberit and others.