Via allkpop:

Since last week's announcement that Japanese idol�heartthrob�Yamashita Tomohisa was going to perform on this week's M! Countdown, fans have been waiting with much anticipation.

The leader of NEWS was in town to plug his album release, �SUPERGOOD, SUPERBAD�, on March 2nd, and also his two day Korean concert on April 16th and 17th at the KBS 88 Gymnasium.

The moment fans have been waiting for has finally arrived, as Yamashita Tomohisa performed an electrifying stage for his hit song, "Party Don't Stop"!