The title song from the “Skończyliśmy się na Kill'em All” album included guest appearances of: Stanisław Soyka, Piotr Cugowski, Piotr Banach, Gutek and Mieszko Sibilski. When it comes to lyrics, C.N.O. is a mixture of associative pulp, refined culture and the frankness of the gutter. They come from the vinicity of the Odra Delta.