Big Muff Pi.
EDIT: Billy Corgan used an 80s Big Muff Pi that used an op-amp instead of transistors. They're a little hard to find nowadays but iirc Stomp Under Foot makes/made a clone of them called the Pumpkin Pi.
Also, Billy Corgan is an asshole.
Last edited by Polar13 at Jan 9, 2012,
Strat > BMP > Marshall. Pretty much all he does.
Quote by Joshua Garcia
my chemical romance are a bunch of homos making love to a mic and you like that cuz your a huge gay wad. You should feel pathetic for being such a gaywad you gay mcr loving gaywad olllol.