In an attempt to explore new musical directions, Hammett was summoned to share rhythm guitar duties with James Hetfield, helping to kickstart a new phase for Metallica ...

There are two Metallica songs in particular that James Hetfield finds really "tough" to play. Bands that are around for as long as Metallica need to really challenge themselves every now and again.

James Hetfield could get territorial about Metallica from time to time, but he understood when some bands were doing ...