Mark Robert Boals (born December 5, 1958) is an American heavy metal vocalist and occasional bassist, best known for his vocals with Yngwie Malmsteen. He is currently a member of the band Foundry.
Boals' first album with Malmsteen, 1986's Trilogy, achieved platinum status in the US and sold several million copies worldwide. As a young child, he learned to play the piano and bass guitar. Although Boals has never had any vocal lessons or training, as a teenager he gained experience as a vocalist in local groups. Boals is the founder and vocalist for the band Ring of Fire, and had a brief stint as the bassist for Dokken.
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