Ralf Scheepers is the current vocalist for German power metal outfit Primal Fear. He has a relatively high-pitched, tenor-esque singing voice and sometimes uses a shriek reminiscent of Judas Priest's Rob Halford, although it is his baritone lows which give him a near four octave range in the modal register. He's also sung in Gamma Ray, Tyran Pace, and is rumoured to have done live work on a session basis for Helloween on their 1986 tour. This, however, has been denied by Michael Weikath in several interviews. Sche