Erkka "Edu" Kettunen is a Finnish singer and songwriter. He began his career in the 80's as a musician and another singer for the band Broadcast, but moved later to solo career. After his solo debut in 1984 he has released 13 albums. The latest, "Pomminpurkajan maanantai", came out in 2012. He is also a member in Kaartamo Kettunen Kuustonen, which is a collaboration between Kettunen himself, Esa Kaartamo and Mikko Kuustonen. He has written many songs for the other artists too.