Lee Jae Jin is a singer, rapper and dancer formerly of the famous group Sechs Kies. Lee Jae Jin was a choreographer for Sechs Kies. Along with Kim Jae Duc, he would create the dances for all of Sechs Kies music videos. After Sechs Kies ended, Jae Jin would be the third member from Sechs Kies to begin a solo career. Since leaving Sechs Kies, he has now changed his look, with longer hair and various light hair colors.