Guardian Music — Adele performs the fruits of her work with Rick Rubin and Paul Epworth on her new album, 21 (12-21 Apr, tour begins at Olympia Theatre, Dublin, allgigs.co.uk) …The unstoppable Janelle Monáe plays it again next month (24 Feb-1 Mar, tour begins at ... more info

411 Mania — News on Metallica, Slayer, Megadeth and Anthrax doing more shows, Paramore losing two founding members, Rage Against the Machine possibly releasing a new album, Avenged Sevenfold parting ways with their drummer and more! more info

411 Mania — They will be joined by Anthrax, Megadeth, Slayer, and more... more info

Metal Injection — This is exciting. The promoters of Sonisphere UK 2011 have just confirmed that the Big 4 will be headlining the first night of the 3-day event happening between July 8th and 10th. This will be the first time all four legendary bands will share the st... more info

Metalsucks — Last week Dave Mustaine dropped a not-so-subtle hint that there were more Big Four shows coming this summer, and now the first one has been announced: Metallica, Slayer, Megadeth and Anthrax will headline the U.K. edition of Sonisphere on July 8, 201... more info

NME — Anthrax, Slayer and Megadeth also confirmed for July event more info

Thrash Hits — Well, you can’t say we didn’t warn you. Tonight Sonisphere Festival has confirmed that the Big Four of Thrash – Metallica, Megadeth, Slayer and Anthrax – will be performing at Knebworth in 2011. After the mountains of internet butthurt caused... more info

Gigwise — Big four to top bill... more info

NME — Dave Mustaine helps out Dan Spitz with new project more info

411 Mania — New Slipknot may be on the way, System of the Down reunites for a tour, Grammy nominations, Megadeth teases a new tour, Shinedown plans a new DVD, no new A Perfect Circle music is coming for now, Music as a Weapon tour dates are set and more! more info