"No puede ser" was sang in the 1990 concert of a popular operatic singing group whose first performance was on what date?
No puede ser: "No puede ser" (It cannot be) is an aria sung by Leandro (tenor) in the second act of the zarzuela, "La tabernera del puerto", composed by Pablo Sorozábal to a libretto by Federico Romero and Guillermo Fernández-Shaw. The Three Tenors: The Three Tenors were a popular operatic singing group during the 1990s and early 2000s, consisting of Spaniards Plácido Domingo and José Carreras and the Italian Luciano Pavarotti. The Three Tenors:  The trio began their collaboration with a performance at the ancient Baths of Caracalla in Rome, Italy on 7 July 1990, the eve of the 1990 FIFA World Cup Final.
i don't know