Metallica announce 'big four' DVD

The legendary quartet Metallica will release a new live DVD with performances from metal's 'big four'.

Entitled "The Big Four Live From Sofia", the DVD sees the band perform alongside Slayer, Megadeth and Anthrax in a concert they played in Bulgaria in June this year. 

"The Big Four Live From Sofia" includes the entire sets of all four bands on a two disc set as well as behind the scenes and exclusive interview footage.

Metallica commence their nationwide tour on September 15 in Melbourne.