Jazz in Duketown is the largest free outdoor jazz festival in the Netherlands. It's a real gathering for jazz addicts, inviting internationally renowned artists. One of them is Dutch singer, pianist, composer and bandleader Ruben Hein. Widely praised for his warm and characteristic voice and his offbeat piano playing, Ruben Hein is the artistic director and conductor of the National Youth Jazz Orchestra (NJJO). At Jazz in Duketown he performs a jazzy set, accompanied by his 18 finest proteges.