"There's a bunch of balls in the air for 2011. But I think the main one is we really want to get back to writing again. We haven't really written since, what, 2006, 2007 and we want to get back to kind of just being creative again", said he.

Lars Ulrich also claimed that they would like to repeat Big Four world tour, which took place this year featuring four famous metal bands – Metallica, Slayer, Megadeth and Anthrax.

He claimed: "The vibe on this thing is so big, we'd be stupid to ignore it. You know on your iPhone, you can move the weather maps up and down? Well, the Big Four is quickly moving up to the top in terms of potential occurrences for the next couple of years".

Metallica last album Death Magnetic hit the stores in 2008. This autumn the band released of the new live EP. Titled Six Feet Down Under, it will features tracks recorded during the band's gigs in Australia from 1989 up to 2004. The earliest one is the performance of Eye Of The Beholder on May 4, 1989 at Festival Hall in Melbourne.