^i bet that is the only example you can think of...
now run online and prove me wrong as if you had a list all along
Official Biography on MySpace said:March 1998 saw the release of their fourth studio album Twilight In Olympus, and the band's first, eagerly awaited concerts.
^---Not impossible, he might have left because he never wanted to play live and he knew it has going to happen at some point with this band. Wouldn't be the first time a person leaves a band for that reason.