Watch Metallica, Anthrax, Megadeth and Slayer performing Am I Evil? at last weekend's California show
Metallica, Megadeth, Anthrax and Slayer are currently taking their thrash metal roadshow around the world, and last weekend they stopped off in Indio, Ca.
As is the tradition at these shows the four bands gathered on stage towards the end of the show to perform Diamond Head's 'Am I Evil?' and now the footage has been released.
Watch the performance below:
The Big Four make their only UK appearance on the tour at the Sonisphere Festival on 8 July.
Sonisphere takes place at Knebworth House on the weekend of 8-10 July.
As well as the Big Four it is to be headlined by Biffy Clyro and Slipknot and it will feature performances from the likes of Motorhead, Diamond Head, Weezer, Sisters Of Mercy and Airbourne.
Here's the full list of bands and acts:
THE BIG 4 - METALLICA, SLAYER, MEGADETH, ANTHRAX
ALL TIME LOW
THE BLACK DAHLIA MURDER
FOUR YEAR STRONG
HOUSE OF PAIN
KIDS IN GLASS HOUSES
THE MARS VOLTA
ONE MINUTE SILENCE
PROTEST THE HERO
RISE TO REMAIN
SIX HOUR SUNDOWN
THE SISTERS OF MERCY
YOU ME AT SIX
COMEDY LINE-UP SO FAR:
ANDREW O NEILL
JASON JOHN WHITEHEAD,