DVD. Double Vision is a live video released by Bonfire in 2007. It was recorded live at Firefest III in Nottingham, United Kingdom. Aside from the concert, addition footage of the band's videos from the 1980s, behind the scenes stuff and three songs performed at Rockpalast are included. Bonfire (originally known Cacumen) is a German heavy metal band, founded in Ingolstadt, Germany in 1972 by Hans Ziller. In 1986, based on the advice of the record company and the management, the band changed it's name to Bonfire. Hans Ziller is still in the band