 Polish music , including orchestras , also went underground . Top Polish musicians and directors ( Adam <unk> , Zbigniew <unk> , Jan <unk> , Barbara <unk> , <unk> <unk> , Jerzy <unk> , <unk> <unk> , Andrzej <unk> , Piotr <unk> , Edmund Rudnicki , Eugenia <unk> , Jerzy <unk> , Kazimierz <unk> , Maria <unk> , Bolesław <unk> , Mira <unk> ) performed in restaurants , <unk> , and private homes , with the most daring singing patriotic ballads on the streets while <unk> German patrols . Patriotic songs were written , such as <unk> , <unk> , the most popular song of occupied Warsaw . Patriotic puppet shows were staged . Jewish musicians ( e.g. Władysław <unk> ) and artists likewise performed in ghettos and even in concentration camps . Although many of them died , some survived abroad , like Alexandre <unk> in the United States , and Eddie <unk> and Henryk Wars in the Soviet Union . 
