sentences:  But Sonata Arctica were adamant, as was Liimatainen, and Viljanen thus maintained his status.Viljanen toured with Sonata Arctica in support of their album Unia in late 2007 and early 2008.During the time off from tour in 2008, he began work on his third studio album, but the recording of Sonata Arctica's sixth studio album.