Niebiesko-Czarni were one of most popular Polish rock

Rock music

Rock music is a genre of popular music that developed during and after the 1960s, particularly in the United Kingdom and the United States. It has its roots in 1940s and 1950s rock and roll, itself heavily influenced by rhythm and blues and country music...

 groups of the 1960s and early 1970s. Founded by Franciszek Walicki

Franciszek Walicki

Franciszek Walicki is considered the father of Polish big beat and rock.In 1956 he and Leopold Tyrmand organized the first Jazz Festival in Sopot...

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Czesław Niemen played in the band for several years.

Throughout their 14 years of history (1962-1976) the Niebiesko-Czarni released 8 longplay

Longplay

A longplay is a play-through of a computer or video game, created with the intent of completing it as fully as possible, mainly for the purposes of nostalgia, preservation, and possibly as a walkthrough. Also, for people unable or unwilling to play a certain game, yet wish to know and experience...

dics and 24 singles/fours (over 3.5 million discs) and had over 3000 concerts.