This is a timeline documenting the events of heavy metal in the year 2009. Reformed bands Accept Arcturus Ark Autopsy Beherit Beneath the Sky Creed The Crown Decapitated Faith No More Gorguts Saint Vitus (few shows only) Steel Attack To/Die/For Unanimated Year of Desolation Disbandments After Forever Angelcorpse Animosity Battle of Mice Burnt by the Sun Burst Divinity Destroyed Falchion God Seed Gorefest Grief Lock Up Lord Belial Metal Church Nothingface The Old Dead Tree Opiate for the Masses Running Wild Subzero To/Die/For Twilightning xDEATHSTARx Events Iron Maiden complete their globe-trotting Somewhere Back in Time World Tour, playing 90 shows in 38 countries. Iron Maiden become first heavy metal band to win a Brit Award, winning the Best Live Act at the awards ceremony. Former Arsis guitarist Ryan Knight joins The Black Dahlia Murder in late January, replacing John Kempainen, who had left the band in early December 2008. Guitarist Doug Weber leaves Terror in January, and is replaced by former No Warning guitarist Jordan Posner. Metallica is inducted into the Rock and Roll Hall of Fame on 4 April,. Cannibal Corpse wins "Greatest Death Metal Song" with "Hammer Smashed Face" in a poll on the Metal Hammer website. Arch Enemy came second with "We Will Rise", Death third with "Crystal Mountain" Metallica's 2008 album, Death Magnetic is nominated for four Grammy categories, winning Best Recording Package and Best Metal Performance for "My Apocalypse". Finnish metal band Norther parts ways with longtime singer/guitarist Petri Lindroos. Norther has also announced Aleksi Sihvonen (Medicated, ex-Imperanon) as their replacement vocalist. Varg Vikernes is released from prison after 16 years of incarceration for the murder of Øystein Aarseth (aka Euronymous), guitarist of Mayhem and owner of Deathlike Silence Productions record label that Burzum was signed to. Varg was also convicted for setting fire to three churches. The Gorgoroth name dispute is concluded with a court verdict recognising Gorgoroth founding member Infernus as the legitimate user of the band name. Contestants Gaahl and King ov Hell form God Seed, but Gaahl retires from metal within a few months and King forms Ov Hell with Shagrath. Susperia vocalist Athera suffered a heart attack. He has been diagnosed with a rare genetic disorder and is to undergo a triple heart bypass. On Monday, 16 March 2009 at Rikshospitalet University Hospital in Oslo, Norway, Athera successfully underwent open heart surgery. Surgeons also discovered further problems which resulted in