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Brygada Kryzys (Polish pronunciation: [brɨˈɡada ˈkrɨzɨs], Crisis Brigade) or BK is one of the most important and influential Polish post punk bands. The band was founded in 1981 by two well-known guitarist/vocalists from Warsaw, Robert Brylewski (formerly of the band Kryzys) and Tomasz Lipiński (from Tilt).
http://en.wikipedia.org/wiki/Brygada_Kryzys