At the end of, shall we say, a testing year, it seems perverse to cheer for a malignant narcissist, a thieving liar, a fake patriot and toxic parent who exploits their children in bitter pursuit of fame. But if the world has become a sad, sleazy circus, more reason to welcome the consolation of art. The miraculous Audra McDonald blooms as Rose in what may be the most heartstopping Gypsy you’ll ever see. The fifth Broadway revival of this shatterproof classic, and the third I’ve witnessed after...