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LOS ANGELES, CA - FEBRUARY 12: Recording artists Robert Trujillo, Kirk Hammett, James Hetfield, Lady Gaga and Lars Ulrich of music group Metallica attend The 59th GRAMMY Awards at STAPLES Center on February 12, 2017 in Los Angeles, California. (Photo by Joe Scarnici/Getty Images for FIJI Water)

LOS ANGELES, CA - FEBRUARY 12:  Recording artists Robert Trujillo, Kirk Hammett, James Hetfield, Lady Gaga and Lars Ulrich of music group Metallica attend The 59th GRAMMY Awards at STAPLES Center on February 12, 2017 in Los Angeles, California.  (Photo by Joe Scarnici/Getty Images for FIJI Water)