Real Name: Gaston Steenkist & René ter Horst Profile: Dutch producers-duo into House and Techno. Jark Prongo are Gaston Steenkist (Amsterdam) and René ter Horst (Haarlem). Also known as [Invalid Artist] and/or René Et Gaston, they started working together in 1991. The same year, they founded the record label Fresh Fruit. Most of the tracks they released on Fresh Fruit where from them until 1995 when they left the label. After their departure, Jark Prongo founded Pssst music Read more on Last.fm