Tool Sober cover – Pi Alley Acoustic Nov 15, 2016 Best Of Tool Vol. 1, Cover, Cover Metal, Cover Rock, Cover Sober, Cover Tool, Undertow, By PI Alley Acoustic, South Shore MA. Like 0 Thanks! You've already liked this « Me acoustically covering „Pi (The Mercury God of Infinity)“ » Nirvana – Territorial Pi**ings – Cover by Will Dailey
