N'ịbụ onye a mụrụ na 2012 na iberibe nke otu Gaidamaki, ìgwè ndị mmadụ-rock Kozak System anaghị akwụsị iju ndị Fans ya anya na ụda ọhụrụ na ịchọ isiokwu maka ịmepụta ihe. N'agbanyeghị na aha ìgwè ahụ agbanweela, ihe nkedo ahụ ka kwụsiri ike: Ivan Leno (soloist), Alexander Demyanenko (Dem) (guitar), Vladimir Sherstyuk (bass), Sergey Solovey (opi), [...]
