Jani Petteri "Wallu" Valpio (born September 7,1973, in Jyväskylä) is a Finnish on/off celebrity, he started his career as a member of the musical group "Arto Muna ja Millennium Orkesteri".
Jani Petteri "Wallu" Valpio (born 7 September 1973 in Jyväskylä) is a Finnish media personality. Valpio began his career as a member of the musical group "Arto Muna ja Millennium Orkesteri".