At the start of the song the bass plays i dont have a bass 
but this how im gessing it is played

g]-----------------------------------
d]-----------------------------------     repeat riff though most of song
a]---------5---7-7---2-2-2-2--3---5-5
e]3-3-3-3----------------------------
and this i know his teeth.........


though the pre course theres just realy feedback happening


main riff:

e]---------------------------------
b]---------------------------------
g]---------7---9-----4-4-4-4--5---7
d]5-5-5-5--7---9-----4-4-4-4--5---7
a]5-5-5-5--5---7-----2-2-2-2--3---5
e]3-3-3-5-------------------------- 
GIgantic!  GIgantic!........

Thats about it