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Kai Hansen formed Helloween in 1984, playing guitar and singing on the speed metal band's first four albums. He left in early 1989, however, and founded Gamma Ray with vocalist Ralf Scheepers (formerly with Tyran Pace). The duo intended to record a one-off project that Hansen originated while in Helloween, so they recruited bassist Uwe Wessel, drummer Matthias Burchardt, and several other musicians. The album, Heading for Tomorrow, was released in 1990 and proved a hit with fans and critics, so much so that Hansen, Scheepers, and Wessel decided to tour the album with added members Dirk Schlacter (guitar) and Uli Kusch (drums). During the tour the Heaven Can Wait EP was released. By 1991, Gamma Ray produced another album of new material, entitled Sigh No More. Following 1993's Insanity & Genius, vocalist Scheepers departed to try out for Judas Priest; he didn't get the gig, but opted to form a new band called Primal Fear rather than return to the fold, leaving Hansen to take over vocal ...