The metal band play 'American Idiot' at the New Orleans event
Metal giants to put out as-yet-untitled DVD on December 10
Metal band step in to 'help out' Billie Joe Armstrong who is in rehab
Metal legends also talk hanging out with Kurt Cobain
The track is taken from 'Re-Machined: A Tribute to Machine Head', which also features Iron Maiden and The Flaming Lips
Black Label Society, Carlos Santana and Chickenfoot have also contributed to 'Re-Machined: A Tribute to Machine Head'
Linkin Park, Garbage, The Offspring and Stone Sour are also among the acts confirmed for the Australian travelling festival
The band will begin work on the follow-up to 2008's 'Death Magnetic' in September
The metal titans' frontman James Hetfield has filmed a video appealing for information to help find Morgan Harrington's killer
Black Sabbath, The Prodigy and Biffy Clyro also top NME.COM users poll