Slipknot- Before I Forget (Vocal Cover) Nov 28, 2015 Cover, Cover Before I Forget, Cover Metal, Cover Rock, Cover Slipknot, Mate. Feed. Kill. Repeat., Vol. 3: (The Subliminal Verses), Slipknot – Before I Forget (Vocal Cover) Like 0 Thanks! You've already liked this « John Legend All of Me Acapella w/Alicia Rene & Jaron Davis » All Of Me- John Legend Guitar Cover