 Several albums of archive recordings of Plainsong have also been released on CD since the 1990s, including "And That's That - The Demos", comprising recordings made for the band's unreleased second album, and two versions of "On Air" containing BBC recordings from 1972.In 1991, some eighteen years after the original band broke up, Roberts encountered Matthews again when he was performing in a pub in Brighton, and the two decided to revive Plainsong.Adding Mark Griffiths and Julian Dawson, they recorded three albums - "Dark Side of the Room" (1992), "Voices Electric" (1994), and "Sister Flute" (1996) - before Dawson left to pursue a solo career.