Ha Won-taek (born March 16, 1982) Bizniz is a South Korean rapper and singer. He \r \r first debuted as a member of Korean hip hop duo Infinite Flow until the disbandment \r \r in 2007, where he pursued a solo career 2008, where he released his debut solo album \r \r titled This Is Bizniz. He also featured in Lee Seung Gi's track, Will You Marry Me.