‘Liza: A Truly Terrific Absolutely True Story’ Review: Liza Minnelli’s Life Proves as Radiant as Her Art in Bruce David Klein’s Scintillating Documentary

“Liza” is so devoted, and with good reason, to finding the essence of Liza Minnelli in her relationship to live audiences. We see her drink in their energy like air, then give it back to them as a heavenly glow.