Stefan Kaczmarczyk, also known as Stefek, (born May 5, 1988 in Bytom, Poland) is a Polish rapper, singer, and composer. He made his debut in 2006 with the album "Nieustępliwy", which was well received by critics and helped him establish a following among Polish hip-hop fans. Since then, he has released two additional albums, "Zły" (2009) and "Niewidzialny" (2011), which were also well received by critics. Stefek's music is characterized by its dark, often personal lyrics, and minimalist, atmospheric production. His music has been compared to that of American rappers such as Eminem and Kid Cudi. Stefek is currently signed with Polish hip-hop label Asfalt Records.

Stefek - Move Your Body (Radio Edit) Extract :