(Courtesy of Opera Musica) Italian tenor Umberto Grilli has died at the age of 85. Born on Sept. 4, 1934 in Pavia, Italy, Grilli was a well-known tenor who often replaced Luciano Pavarotti and enjoyed an international career performing at the Teatro La Fenice, Teatro alla Scala, Opera Scotland, Palermo, Bergamo, and Napoli. His repertoire included the works of Donizetti, {…}