South Korean hip-hop performer who rose to fame under the professional alias Sean. He is widely recognized as being one of the pioneers of Korean hip-hop and co-founded the duo Jinusean.
During the early 1990's, he performed as a backup dancer for the group Seo Taiji and Boys.
In 2015 he made an appearance on the JTBC series Please Take Care of My Refrigerator.
He married actress Jung Hye-young with whom he has two children.
He and fellow rapper Jinwoo formed Jinusean in 1997.