Metallica/Slayer/Megadeth/Anthrax The Big 4 - Sofia, Bulgaria - Behind The Scenes Documentary it's a movie with Metallica, Slayer, Megadeth, AnthraxFull cast. Original title Metallica/Slayer/Megadeth/Anthrax The Big 4 - Sofia, Bulgaria - Behind The Scenes Documentary, runtime 49 minutes. Genres Documentary, Music.
Behind-the-scenes documentary that gives you exclusive access to The Big 4 backstage at Sonisphere, including interviews and "Am I Evil?" rehearsal footage.