Yup

YUP (Yhdistyneet Urbaanit Puoskarit originally YUP) is a Finnish rock music group The band was among three students in Savonlinna high school in art and music in 1987 and played some rather primitive progressive hard-core punk with English subtitles originally consisted of Jarkko Martikainen (vocals, guitar) Valtteri Tynkkynen (bass) and Jussi Hyyrynen (drums)

with the European Parliament Turpasauna in 1990 the language changed to the Finnish and the music became more complicated Soon a fourth member joined the band keyboardist Tommi Kärkkäinen, as more musicians were needed to implement the various ideas of artists in 1992 on the common Daavidin fuzz / Paratiisin sahakielet crew had changed again: Jussi Hyyrynen have switched to guitar and Janne Mannonen havethey Been hired to be the new drummer, the current form of YUP dates back to 1994 when the keyboardist was changed to Petri Tiainen after album Toppatakkeja yes Toledo terästä Tommi Kärkkäinen started composing classical music

Album Outo Elam from 1998 is widely considered the breakthrough YUP After that the music has become easier and easier to approach that has outraged some hard-core fans, their compilation releases ironic reflection album called Helppoa kuunneltavaa 2004 ("Easy Listening"), followed by DVD Helppoa katseltavaa ("Easy Look") and songbook Helppoa soiteltavaa ("Easy Playing")

The album is called Keppijumppaa from 2005 took a step back into a more raw and complex sound

Source: http://artistwiki.com/yup/biography