June 16th, 2010 – Sonisphere Warsaw, Poland – The Big Four

Friendly reminders that The Big Four will be sharing one stage at Sonisphere Warsaw, Poland on June 16th, 2010. Metallica, Slayer, Megadeth and Anthrax are together in one show for the first time ever. http://pl.sonispherefestivals.com/ On June 22nd, 2010 Sonisphere Sofia, Bulgaria will be broadcasted live to select theaters. http://www.thebigfourlive.com/ ——- http://www.metallica.com/ http://www.slayer.net/ http://www.megadeth.com/ http://www.anthrax.net/ http://www.sonispherefestivals.com/