CRNI BISERI was formed in Beograd, Serbia (ex-Yugoslavia) in 1963. They took the name from famous Yugoslav 50s movie about young deliquents. In 60s they played beat/60s punk/rhythm & blues. They were winners of the festival "Gitarijada 1967". They also appeared in movies: "Kad budem mrtav i beo" and "Višnja na Tašmajdanu". They recorded many songs that were used for radio and TV only - some are really great 60s punk killers. They also toured Malta, Morocco, Tunisia... They split up in 1980.