On July 5, 2009, The Mars Volta performed at the Rock Werchter festival in Belgium, a key moment during their career that followed the release of their album "The Bedlam in Goliath" in January 2008. This live recording captures the band's intense and complex sound, showcasing their progressive rock style and cinematic performances. "The Bedlam in Goliath" was notable for its darker themes and intricate arrangements, influenced by a supernatural story involving a Ouija board, which adds a layer of intrigue to their set. By the time of the Werchter performance, The Mars Volta had firmly established themselves in the rock scene with their energetic live shows and experimental approach, making them a standout act at major festivals like Rock Werchter. This performance is particularly memorable, as it exemplifies their ability to translate studio intricacies into a compelling live experience.