Twin brothers, Jasun and Troy Tipton along with Erik Rosvold released two albums with the Progressive-Metal act Zero Hour. The band's second album "The Towers of Avarice" won sparkling reviews from nearly every metal magazine around the World and has achieved classic status among prog metal fans. Zero Hour successfully toured Europe and performed twice at Prog Power USA, the largest prog-metal music festival in the World. In 2003, fans were disappointed when Zero Hour parted ways with Erik Rosvold.

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