By Park Sae-jinPosted : August 4, 2015, 16:56Updated : August 6, 2015, 10:00
K-pop group Wonder Girls' Yeeun plays keyboard during a showcase for the group's third full-length album "REBOOT" at the Hyundai Card Music Library in Yongsan-gu, Seoul, Monday. Three other members also played instruments: Yoobin drum, Herim acoustic guitar and Seonmi bass guitar.