Guardian Music — Rock fans gather at Knebworth for the 2011 Sonisphere festival, whose highlights included Metallica, Biffy Clyro and SlipknotAlicia CanterKen Macfarlane more info

Metal Injection — Meet Viktoriya Yermolyeva, otherwise known as "Vika", an international award winning classical pianist turned metal piano shredder. This Ukrainian native has always been a complete artist with her instrument to say the least, but these days she likes... more info

Metalsucks — Bill Bailey is a British comedian with whom I’m not familiar… in fact, the first thing I thought when reader Charles Farmer sent us a link to the below video was that the video was going to be Axl Rose-related (Rose’s real name is William Baile... more info

Guardian Music — Knebworth Park, HertfordshireThrash metal's "big four" – Metallica, Slayer, Megadeth and Anthrax – defined the genre in the 80s, putting out records of frightening pace, bruising power and lyrics that focused on alienation, death and fear. Their ... more info

ContactMusic — Metallica, Slayer, Megadeth and Anthrax appeared on stage together in England last night (08. 07. 11). The 'Big 4' of heavy metal joined forces at the Sonisphere festival in Knebworth, Southern England, to play a cover of Diamond Head's 'Am I Evil' -... more info

Totally Fuzzy — For those who can't make it to the Sonisphere Festivals this week-end, held in both the UK as well as in France, we can't offer you everything on the program there, but at least we got The Big 4 for you. Full live concerts by Metal legends A... more info

Totally Fuzzy — This is Metallica's full show, Live @ Gothenburg (Sweden) 03/07/2011, in Glorious 720p HD. Total length: 2 hours, 12 minutes. This is the Live Show only, no interviews or other distractions. Read more » more info

Guardian Music — To salute Home Of Metal's new series of exhibitions across the West Midlands, a look at key items that tell the story of the metal movementTo celebrate four decades since Black Sabbath ushered in the modern era of heavy metal (sludgy, melancholic, gr... more info

NME — The Big Four all come onstage to help the headliners out more info

Guardian Music — The big four play the UK for the first time - Anthrax, Megadeth, Slayer and headliners Metallica more info