Anthrax, Metallica, Slayer and Megadeth last played together in 2011
“It was incredible to be part of a line-up of such insanely heavy hitters"
Mustaine is hoping Slayer would "come out of retirement" for the occasion
"We will however be coming to the UK as scheduled"
Anthrax covered the Public Enemy song in 1991
Ian and his son 10-year-old son Revel jammed out to 'Low', 'Stacked Actors' and 'Run'
Also featuring Gene Hoglan and Municipal Waste’s Phil “LandPhil” Hall
"There are so many stories to tell"
Other bands in thrash metal’s holy quadrinity include Metallica, Slayer and Megadeth
Including a massive stop-off at London's O2 Academy Brixton