WWO is a Polish hip hop group. The letters in the group's name originally stood for W Witrynach Odbicia.The two members of the group which originally started the underground project, which was WWO ("W Witrynach Odbicia" - "Shopping windows reflections") or ("W Wyjatkowych Okolicznosciach" - "In exceptional circumstances"), were: Sokół and Jędker (rapper) establishing themselves underground in 1996 releasing singles like 'Flippery' and 'Kolenda' which were made on tape and sold underground.