Ergo Sum (France) Early French prog/jazz-rock! First known as Lemon Pie, was formed by Ledissez and Guerin in 1968. Their innovative blend of rock, jazz and other ingredients characteristically failed to attract French record companies, until Laurent Thibault recognised them as being really impressive in early 1971. At that time he was just about to launch his own label Thйlиme (distributed by Barclay) and offered the band recording time in Read more on Last.fm