This is the main "hum" of the song which is throughout the song in all the choruses and 
and intro n outro

E--7-7-7-7-------7-----|
B----------11-11---7---|
D----------------------|
G----------------------|
A----------------------|
E----------------------|

This is What the Bass plays in this song in the verses and choruses

E----------------------------------------|
B----------------------------------------|
D----------------------------------------|
G----------------------------------------|
A---------3--1-----------3-----6--5-3----|
Cf--8--5-8------8--7--5-7----------------|

the bass also plays this when its not playing the other part above

E----------------------|
B----------------------|
D----------------------|
G----------------------|
A----------------------|
Cf--8----5------7----0-|

this is played in drop C flat because of the last note isnt possible to hit inless it is 
either that or theres 2 basses if that is the case then the tab for the top bass part 
look like this:


E-----------------------------------------|
B-----------------------------------------|
D-----------------------------------------|
G-----------------------------------------|
A---------3--1-------------3----6----5---3|
E-4--1--4------4--3---1--3----------------|

well there ya go email me if you are unsure of any thing thanks

from your up coming best tabber Logan
keep it real homies