What Is Metallica's Greatest Song? Anselmo, Geezer Butler, More React

They're the biggest metal band of all time: Metallica. Revered and reviled, pioneering and polarizing. So what is the Big 4 leaders' single greatest song? We posed that burning question to Pantera's Philip Anselmo, Black Sabbath's Geezer Butler, Guns N' Roses' Matt Sorum, Halestorm's Lzzy Hale, Motionless in White's Chris Motionless, Knocked Loose's Isaac Hale, Spirit Adrift's Nate Garrett and more. Watch above.