Tenor Vittorio Grigolo on the red carpet at the Metropolitan Opera’s 50th anniversary gala in 2017 in New York.

Tenor Vittorio Grigolo on the red carpet at the Metropolitan Opera's 50th anniversary gala in 2017 in New York.

Tenor Vittorio Grigolo on the red carpet at the Metropolitan Opera’s 50th anniversary gala in 2017 in New York.

Tenor Vittorio Grigolo on the red carpet at the Metropolitan Opera’s 50th anniversary gala in 2017 in New York.