Listen to Collan : Sylvian joululaulu online. Collan : Sylvian joululaulu is an English language song and is sung by Soile Isokoski. Collan : Sylvian joululaulu, from the album Kauneimmat joululaulut, was released in the year 2002. The duration of the song is 4:14. Download English songs online from JioSaavn.