Gigliola Cinquetti, the Italian winner of the 1964 Eurovision Song Contest, was born on December 20, 1947, in Verona. She first received attention at age 16, when she triumphed at the annual San Remo Song Contest in early 1964; just weeks later, she swept to victory at Eurovision, to set herself up for a stunningly successful career. Her winning entry at both events, incidentally, was "Non Ho L'Eta" (Not Old Enough). The song was a major hit throughout Europe, including the traditionally resistant U.K. "Dio, Some Ti Amo" brought Cinquetti further international success in 1966;...