do 당신 know their names???

Samu Haber-songwriter, lead vocals, guitar
Raul Ruutu- 베이스 guitar, backing vocals
Sami Osala- drums
Riku Rajamaa-Guitars & Backing vocals

No i dont i recently started listening to theyre songs

of course: samu haber, raul ruutu, riku rajamaa, sami osala