He and his younger brother Zico were both trainees for Block B, but left before debuting and later joined Core Contents Media (Later known as MBK Entertainment).
Ia dan adik laki-lakinya Zico merupakan siswa pelatihan dari Block B, namun ia meninggalkan grup sebelum debut dan kemudian bergabung dalam Core Contents Media (sekarang dikenal sebagai MBK Entertainment).