Sponsors Forwardhead Release Party and Forthcoming 'Taking Back the Suffering' World Tour has signed on as a sponsor of local Parkville, Maryland alternative-metal band Forwardhead's release party concert and forthcoming worldwide tour. Sponsors Hammerslag Vinterblot Extreme Metal Festival is once again sponsoring Norway's Hammerslag Vinterblot festival for the second year in a row. The festival, which is to take place on December 15 and 16, 2006, is a two-day showcase of extreme black, death and grind metal bands. Sponsorship of the Hammerslag Vinterblot festival fits with's mission of promoting underground heavy metal.