When did the reality singing competition where a Dutch rapper of Moroccan descent appeared as a judge air?
The Voice of Holland (season 5): The Voice of Holland (season 5) is the fifth season of the Dutch reality singing competition, created by media tycoon John de Mol. The Voice of Holland (season 5):  Marco Borsato, Trijntje Oosterhuis, Ilse DeLange and Ali B returned as coaches.
i don't know