Fan-filmed video footage of OPETH's June 17, 2011 performance at this year's edition of Copenhell the first big, outdoor metal festival in Denmark in Copenhagen can be viewed below.According to Nero of Arte Sonora, a Portuguese music and pro audio magazine, Peruvian drummer and percussionist Alex Acua who played with the fusion/prog jazz band WEATHER REPORT and performed/recorded with Elvis Presley, Peter Gabriel, THE CULT, Herbie Hancock and Chick Corea makes a guest appearance on "Heritage", the new album from OPETH. "Heritage" will be released on September 20 via Roadrunner Records. The CD was produced by OPETH vocalist/guitarist Mikael kerfeldt and was recorded earlier this year at Atlantis studios (formerly Metronome studios) in Stockholm. Mixing duties were handled by Steven Wilson (PORCUPINE TREE) and kerfeldt. Longtime collaborator Travis Smith also worked with kerfeldt to create, design and execute the album's artwork, which can be seen below. "Heritage" will be released in several configurations that will certainly incite the interest of OPETH's legion of fans, known for their passion for collecting and collectibles. The album will be released as a standard version; as a special edition loaded with extras; as a box set exclusive to the Roadrunner and the band's own official Omerch webstore; and as a double LP. There is something for every OPETH fan, thanks to this variety of options. "Heritage" track listing: 01. Heritage
02. The Devil's Orchard
03. I Feel The Dark
08. The Lines In My Hand
10. Marrow Of The Earth The first single and video from "Heritage" will be the song "The Devil's Orchard". OPETH made its live debut with keyboardist Joakim Svalberg (YNGWIE MALMSTEEN, GLENN HUGHES) at the 10th annual Bonnaroo Music And Arts Festival on June 10, 2011 on a 700-acre farm in Manchester, Tennessee, 60 miles south of Nashville. OPETH will embark on a North American headlining tour in September with support from fellow Swedes KATATONIA. Keyboardist Per Wiberg, who joined OPETH in 2005, was relieved of his duties in April as part of a mutual decision with the remaining members of the band.