Related Information for Witness There are multiple artists with the name Witness: 1. Witness is an active hardcore band from Mountain Lakes, New Jersey. Their first release was a demo entitled "Embrace Your Nihilist Self" in the summer of 2009 . The band became dormant for much of the year following the demo, on account of the members having to return to their colleges throughout the northeast. Thus, only playing a limited number of shows. In the summer of 2010.. read more