Sakari Jyrki Kuosmanen (born 6 September 1956) is a Finnish singer and actor, born in Helsinki. He has recorded several solo albums and has also done work with Sleepy Sleepers and Leningrad Cowboys.

He appeared as himself on the Finnish television series Aaken ja Sakun kesäkeittiö in 1999.

Source: Wikipedia (https://en.wikipedia.org/wiki/Sakari_Kuosmanen)