Stanisław Sroka – guitar graduated Institut of Jazz and Entertainment Music in Music Academy of Katowice cooperated with many Silesian Jazzmen and Blues groups, played with Patsy Gamble, Bill Prince, chamber orchestra “Aukso“,The New Music Orchestra from Katowice, Golec uOrkiestra, Roksana Vikaluk, Krystyna Prońko, Ewa Uryga, Agnieszka Fatyga, Janusz Hryniewicz, Grzegorz Kapołka, Dariusz Ziółek, Krywań”, „Johnny Walker Band”