Album: Metal Duets Vol. 07
Artist: Tourniquet, Mattie Montgomery, Nick Villars
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Album: Beating A Dead Horse (Deluxe Ultra-Limited Exclusive Undead Edition)
Artist: Jarrod Alonge feat Mattie Montgomery
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Album: Renegades Forever
Artist: I See Stars feat Frankie Palmeri, Mattie Montgomery
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Album: Onward To Freedom
Artist: Tourniquet feat Mattie Montgomery, Chris Poland, Nick Villars
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Album: Between Here & Lost (Deluxe Edition)
Artist: Love And Death feat Mattie Montgomery
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Album: Onward To Freedom
Artist: Tourniquet feat Michael Sweet, Mattie Montgomery
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