Smiso Zwane (born 27 July 1983), commonly known by his stage name Okmalumkoolkat (sometimes stylized as OkMalumKoolKat) is a South African rapper and half of the rap/electronic duo, Dirty Paraffin. Smiso Zwane is known for a feature in Cassper Nyovest's Gusheshe, and his famous single, Mswenkofontein featuring $tilo Magolide & uSanele