Maynard James Keenan, also known by fans simply by his initials as MJK, is an American progressive metal singer, songwriter, musician, record producer, winemaker, and actor, best known as the vocalist for Grammy Award-winning American progressive metal band Tool. He is originally from Ohio, but spent his high school and college years in Michigan. After serving in the Army in the early 1980s, he attended Kendall College of Art and Design in Grand Rapids. He moved to Los Angeles, California in 198...
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