Reuters — DETROIT (Billboard) - Heavy metal's Big Four -- Metallica, Slayer, Megadeth and Anthrax -- will ride together in 2010. In Europe, at least. more info

Pitchfork - Tours — 06-16 Warsaw, Poland - Bemowo Airport (Sonisphere Festival) * 06-19 Prague, Czech Republic - Mimon Airport (Sonisphere Festival) * * with Anthrax, Slayer, Megadeth more info

411 Mania — The thrash metal big four together for the first time ever!!! more info

Altsounds — The world wide web has been abound with speculation on a possible “BIG FOUR” tour for several months. Now, *SONISPHERE* can exclusively reveal that *METALLICA, SLAYER, MEGADETH *and* ANTHRAX* will play together for the first time in... more info

Undercover, Australia — Rumours have been abundant to what feels like an eternity now, but it is finally true... ish. The big four of thrash metal will share a stage for the first time in history. more info

Thrash Hits — Metallica have broken the news that they will be performing live onstage together on their official website. The dates in Poland and the Czech Republic have so far been confirmed. SO. FAR. “Metallica, Slayer, Megadeth, and Anthrax . . . the rumors ... more info

Thrash Hits — Got kids? Are they awesome? I mean, do they headband to Motorhead and drum along to Megadeth? Got them some awesome heavy metal-related Christmas presents to fit in with their righteous lifestyle? Learn from the mistakes of these kids’ parents. The... more info

411 Mania — The Grammy Award nominees have been announced: Metallica, Slayer, Megadeth and more! Track listing for Pantera cover album. Stone Sour talks new album. Limp Bizkit title new effort. Live disbands after 20 years. Marilyn Manson released from label; wo... more info

411 Mania — From Eminem's “Underground” and Green Day's “21st Century Breakdown” to Alice In Chains' “A Looking In View” and Megadeth's “Dialect Chaos”/”This Day We Fight,”... more info

Rock Sellout — Johnny Bell tearing it up and tearing it down! I have never seen Crystal Antlers before. I only got into them six months ago. I will never forget their performance. Maybe I was won over by singer/bass player Johnny Bell (who I interviewed before the ... more info