System Of A Down – Know (Guitar Cover) Apr 3, 2016 Cover Guitar, Cover Know, Cover Metal, Cover Rock, Cover System Of A Down, Mezmerize, System of a down, Sorry for the little mistakes, but went well. Guitar Tune: Drop C (CGCFAD) Like 0 Thanks! You've already liked this « Iron Maiden – Juanita HQ (The Best Quality) » Hit the Road Jack – House of the Rising Sun Cover
