Well it seems so, yes. But rumors say that he used varius recording tricks to achieve such highly pitched screams. This one trick he did: He had two chicks scream the same way he did and pass all voices through one single channel. Three voices in one.
Let alone his live performance (I haven't seen the man live, but rumors say bad things about CG shows).
OLD METALIICA, WHAT IS THE HEAVIEST FROM, QUESS...???>>>
IN REGASRD TO MIDNIGHT, I THINK HIS BIZARRE NATURE IS HIS SIGNATURE LIFESTYLE, SURE HE CAN HOLD A TUNE WITH THE DRUMMER.
GOODNIGHT