There are five different artists of the same name: 1) Kowalski from Germany. One album, Schlagende Wetter (1982). Bandmembers:Uwe Fellensiek (vocals), LC (various instruments), Hans Baar (bass), Rudiger Braune (drums). 2) Kowalski from Poland - pop-rock band founded in 2001. They have released two albums "Marian" and "Swobodny Przelot". They are most known for their tracks "Irlandia Zielona" and "Marian" 3) Kowalski from Bangor, Northern Ireland