Wöyh! is a Finnish avant-garde rock duo founded in 2011 and made up of brothers Antti (Stam1na) and Jussi Hyyrynen (YUP). Antti writes most of the music whereas Jussi writes the lyrics.
The band made its first live appearance in August 2012 at the Jurassic Rock music festival in Mikkeli, Finland. After the singles "Lokki" and "Hieho", the duo released their debut album Ikkillyk on 8 March 2013 on their own Kaskelotti Records label with distribution by Playground Music. Keyboardist Antti Pitkäjärvi and drummer Anssi Nykänen took part in the album. A third single "Kaskelotti" was released to coincide with the launch of the album.