Metallica guitarist Kirk Hammett has shared a memory of seeing Slipknot's Joey Jordison crying onstage at Download 2004 as the emotion of sitting in with his teenage heroes overwhelmed him.
Famously, Jordison and Slayer's Dave Lombardo were drafted in to save Metallica's headline performance at the second staging of the UK's biggest metal festival after Lars Ulrich fell ill on the band's private plane en route to the Donington Park site.
