Watch Live: B1A4, SEVENTEEN, And MAMAMOO Perform On “Music Bank”

The December 9 episode of KBS2’s “Music Bank” features performances from B1A4, SEVENTEEN, MAMAMOO, ASTRO, KCM, VICTON, Kim Feel, The East Light, December, LABOUM, Matilda, MOMOLAND, Park Si Hwan, BEATWIN, Kim Sejeong, Snuper, NC.A, UP10TION, IMFACT, KNK, and Hyoyeon.

Watch it live below!