Combat Chuck

(bass)

The intro is just two Gs played on the E string (3rd fret)

Chorus:        
E-3-3--------------3-3----------4--
A-----0-1-1-0-1-1-----0-1-1-0-------
D-----------------------------------
G-----------------------------------

The verses are the same as the chorus

Bridge:        
E-3----------3------------------
A--2-3--3-2--2-3----------3-----
D------0----------2-3--3-2--2---
G----------------------0--------

Its not very hard.