20130817 Music Core Sokcho Summer Specialマイリスト→ mylist/38367782
http://www.nicovideo.jp/watch/sm21616468
![[K-POP] f(x) - Rum Pum Pum Pum (Sokcho 20130720) (HD)](https://nicovideo.cdn.nimg.jp/thumbnails/21616468/21616468)