Jung Byung-Hee Was Born in Changwon, South Korea on November 6, 1987. K-Pop Singer and Idol Known for Being a Member of the Boyband Mblaq. He’s Also Performed as a Solo Musician and Is Better Recognized by the Name G. O. He and Seungho Have Been Bandmates in Mblaq. He Started His Career with the Boy-Girl Group Ty Keys in 2007 Before Joining Mblaq in 2009.