Others listed included Slipknot and System of A Down
“Incredible injustice, humanitarian catastrophe, genocide, war crimes, is happening today"
As he releases his astonishing autobiography, the System Of A Down vocalist discusses the Armenian genocide, his band’s dramatic rise, and the musician-activists of today
Serj Tankian and Tom Morello have also gotten involved, in a bid to raise awareness
It came after Tankian told the band that he didn't want to tour anymore and wasn't going to hold them back
"All creative differences — we have immense respect for each other," shared the frontman
A majority of 'A.F. Day' was written and recorded during System Of A Down's "early days"
The "once in a lifetime" show will take place this August at the Golden Gate Park - find out all ticket details here
'Knights Of Cydonia' is originally from Muse's 2006 album 'Black Holes and Revelations'
Also featuring on the album are Rufus Wainwright, System Of A Down's Serj Tankian and many others