Inevitably, and rightfully, at their more-or-less co-headline concert at a busy O2 Arena, both Judas Priest and Alice Cooper found ways to memorialise their late comrade in metal, the pioneer Ozzy Osbourne,

Osbourne died on Tuesday at 76, just weeks after he and Black Sabbath performed at their farewell Back to the Beginning concert earlier in July.

" is one of the more sentimental songs among the group's heavy metal anthems. In 2003, Osbourne and Kelly released a duet of the track rewritten to match their own story. The tender father-daughter remake served as a microcosm for the rocker's contradictions: a harsh,