Legendary Czech Rock And Jazzrock Band Was Formed In 1973 By Guitarist And Composer Luboš Andršt And Ex-Members From Art-Rock Band Flamengo Erno Šedivý On Drums Vladimír "Guma" Kulhánek On Bass And Ivan Khunt Od Keys And Vocal... First Song´s Style Was Typical Hard-Rock But Later They Moved To Jazz-Rock Wave...