TWISTED SISTER has been confirmed for next year's Bang Your Head!!! festival, set to take place July 16-17, 2010 in Balingen, Germany. The festival billing is shaping up as follows: ANVIL BULLET DORO ENFORCER JAG PANZER KROKUS JON OLIVA'S PAIN LOUDNESS QUEENSRYCHE RATT SABATON TWISTED SISTER More acts will be announced soon. For more information, visit www.bang-your-head.de.