Intro (G C G C G Em D)

E|----------------------------------------------------|
B|----------------------------------------------------|
G|--2-4-2-4-5-2-4---2-4-2-4-5-2-4-2-2-4---4-2---------|
D|--------------------------------------5-------------|
A|--------------------------------------------5--5-4-(2)|
E|----------------------------------------------------|

E|---------------------------------------------------|
B|---------------------------------------------------|
G|---------------------------------------------2--2--|
D|-----------2-4-5---5--5-4------------2-4-5--------5|
A|-----2-3-5-------3-------------2-3-5-------5-------|
E|-3-5-----------------------3-5---------------------|

E|------------------------------|
B|-------------3-5--------------|
G|-------2-4-5-----4--4-3-4--2--|
D|-2-4-5-----------------------5|
A|------------------------------|
E|------------------------------|

Verse G C G C G Em D (Open chords)

At the end of the verses:

E|-------|
B|-------|
G|-------|
D|-5--5-4|
A|-------|
E|-------|

Chorus E D C B A G F# Em D

The first chords are power chords, then depending on the version, it switches to open chords.

       E           D            C          B      A
E|----------------------------------------------------|
B|----------------------------------------------------|
G|-9-9-9-9-9---7-7-7-7-7---5-5-5-5-5---4-4-4-4-2-2-2-2|
D|-9-9-9-9-9---7-7-7-7-7---5-5-5-5-5---4-4-4-4-2-2-2-2|
A|-7-7-7-7-7---5-5-5-5-5---3-3-3-3-3---2-2-2-2-0-0-0-0|
E|----------------------------------------------------|

Can switch to open chords here....G F# Em D  or use more power chords:

      G            F#          Em          D
E|----------------------------------------------|
B|----------------------------------------------|
G|-------------------------------------7-7-7-7-7|
D|-5-5-5-5-5---4-4-4-4-4---2-2-2-2-2---7-7-7-7-7|
A|-5-5-5-5-5---4-4-4-4-4---2-2-2-2-2---5-5-5-5-7|
E|-3-3-3-3-3---2-2-2-2-2---0-0-0-0-0------------|