Brave Brother

Kang Dong Chul, also known by stage name Brave Brothers, is a South Korean rapper, record producer, and songwriter of Brave Entertainment. He was a producer and composer for YG Entertainment from 2004 to 2008. In 2008, he started his own record label called Brave Entertainment. He has produced hit songs for After School, Sistar, 4Minute, T-ara, Son Dam Bi, Big Bang, Brown Eyed Girls, AOA, Hello Venus, and U-KISS. In 2009, he made his music debut with Attitude and later released Passionate on December 8. He has four groups under his record label: Brave Girls, Electroboyz, BIGSTAR, and DKB. Kang is currently appearing on JTBC’s Made In U program as a panel judge.
(Source: Wikipedia)