His vocal range is fantastic though and his version has more... love? in it I feel than a lot of other covers (and the original actually). David Draiman has an incredible voice especially for a metal frontman, no doubt about that.
I always like a line I heard a while back:
'I didn't know you can sing!'
'...I was a frontman in a punk band. portugal no I can't sing.'
And here is the best of Disturbed in this fans humble opinion: