KBS's 'Music Bank' has prepared a special episode for its viewers this week to celebrate the Christmas holiday! Aside from the '90s throwback stages, organizers have also produced dance battles and duets between some of K-Pop's hottest stars. Check out the performances below! ------- <Opening Video > - <B1A4 + Dal Shabet + Boyfriend + A Pink > = < IU + CN BLUE's Jung Yonghwa, "Lucky" > - < G.NA + B2ST + 4minute, dance battle > VIDEO COMING SOON - < SECRET's Song Ji Eun + SISTAR's Hyorin + Davichi's Kang Minkyung, "Listen" > ====