Pekka Karppinen, professionally known as Kuningas Pähkinä, is a Finnish rapper born in Vaasa, Finland.
Heavily inspired by groups like Public Enemy and House of Pain, he formed a duo Vapaapudotus with Myyrä in 2000.
[1] In January 2011, Kuningas Pähkinä and Kilari Audio released an EP Musaa (Kadonneet kovalevyt osa II).
[2] Since 2000, Kuningas Pähkinä has been collaborating with rapper Setä Tamu.
[4] Kuningas Pähkinä, Setä Tamu and Stig joined forces in 2012 as the group Yön Polte and with the single "Tyttö sinä olet meritähti".