This is a correction. I made a mistake; I was the original author.

Dropped D tuning

Intro riff
G|----------------------------------|
D|----------------------------------|
A|----------------------------------|
D|6-6-6-6-6-6-6-6-6-6-6-6-6-6-------|

Verse riff 
G|------------------------------------------------------------------------
---|
D|------------------------------------------------------------------------
---|
A|------------------------------------------------------------------------
---|
D|8-8-8-8\3-3-3-3/6-6-6-6\1-1-1-1---8-8-8-8\3-3-3-3/6-6-x-x-x-6-6-6-6-6-6-
6--|

Pre-chorus riff
G|--------------------------|
D|--------------------------|
A|--------------------------|
D|4-4-4-3-3-3-1-3-----------|

Chorus riff
G|------------------------------|
D|------------------------------|
A|3-3-3-3-0-0-0-0-1-1-1---------|
D|----------------------3-3-3-3-|

End on C

Order:
Intro 1x
Verse 2x
Pre-chorus 4x
Chorus 4x
Verse 1x
Verse 2x
Pre-chorus 4x
Chorus 4x
Verse 2x
Pre-chorus (with variations) 4x
Chorus 4x

-Mark Griffith (*)
http://*