Former MUSHROOMHEAD Singer Sues Fellow Co-Founder, Accusing Copyright Infringement August 15, 2024, 46 minutes ago news heavy metal mushroomhed mushroomhead jeffrey nothing Cleveland.com is reporting that a former vocalist for Cleveland heavy metal band, Mushroomhead, has sued a former bandmate and fellow co-founder over accusations of copyright infringement. Jeffrey Hatrix (aka Jeffrey Nothing) said in