Metallica: 'One' with Lang Lang at Grammys 2014! (VIDEO)

The guys of Metallica – Kirk Hammett, Lars Ulrich, Robert Trujillo and James Hetfield – hit the red carpet together at the 2014 Grammy Awards held at the Staples Center on Sunday (January 26) in Los Angeles. The group took to the stage during the show to perform the song “One” alongside pianist Lang Lang.