This year’s Sonisphere festival in Knebworth has added more bands to their line-up today. Weezer, Architects and Airbourne have all been confirmed as exclusive festival appearances. Along with this, Diamond Head will also be joining The Big 4 (Metallica, Anthrax, Megadeth, Slayer) during their headline performance on the Friday evening of the weekend festival.
Sonisphere 2011 takes place July 8th – July 10th at Knebworth House. For tickets and more information, please go to the festival’s official website by clicking here.