For more than four decades, as lead singer of the band Black Sabbath, and latterly as a solo artist, Ozzy Osbourne — who has died aged 76 — ­pioneered the outrageous heavy metal lifestyle: drink, ...

The mood of “A Chorus Line”’s half-century fete is bittersweet. Because the last time I walked out of a new Broadway musical feeling the thrill of having just watched a really big hit was a decade ...