Stefan Enger

Swedish punk-rock-musician known as "Mongo", bass player, singer and song-writer born April 8, 1962 in Järfälla parish. He is primarily known as electric bassist, singer and frontman in the punk band Köttgrottorna, but also as a member of the supergroup Krymplings and Charta 77. Previously he played in the bands Incest Brothers and Trekant. He also has worked as musician teacher at Kvarngymnasiet in Jakobsberg/Järfälla.