[Video] Seo in Guk won #1 on Mcountdown ! Mcountdownlost23May 20, 2010 Share 0 comments Seo In Guk is the winner on this week's Mcountdown !.Congratulations.Meanwhile, enjoy his performance of 'Love U ' Tags: Mcountdown, Seo in guk Share Previous articleNext article Leave a comment Name Email Content Post comment