DJ & producer based in Weert, The Netherlands. Born: January 22, 1980 (Asten, The Netherlands) Bart Claessen started playing music at a young age. At the end of the 90's he had a little studio and with this equipment he produced his first track. That track, "Barthezz - On The Move", was released in 2001 and it became 2001's summer-anthem around the globe. Next year saw the follow up, "Infected".