During Mushroomhead and Grimm Trigger’s November 21 show at the Music Lynxx in Mentor On The Lake, OH the two bands got into a fight. According to Grimm Trigger’s Sonny Von Cleveland, Mushroomhead’s Rick “ST1TCH” Thomas even head-butted his wife during the altercation. Sonny says the situation started after Mushroomhead were complaining about the local…