Description : Okmalumkoolkat performed at the Les Rencontres Trans Musicales music festival. Smiso Zwane, commonly known by his stage name Okmalumkoolkat is a South African rapper and half of the rap/electronic duo Dirty Paraffin from Umlazi Township in Durban. Smiso Zwane is known for singles such as "Mswenkofontein" featuring $tilo Magolide & uSanele. Rennes, Brittany, France.