Kim Hyun Joong performs “Break Down” on Music Core

After being known as the leader of SS501, and then as an actor, since debuting some six years ago, Kim Hyun Joong is ready to embark on a new path as a solo singer.Having released his solo mini-album “Break Down” earlier this week, Hyun Joong becomes the fourth SS501 member to do so with Kim Kyu Jong the only one not to have released a solo album. His title track, “Break Down“, was composed by