Tuning: Drop D, down one whole step.
(low to high): C G C F A D

/=slide up
\=slide down
~~~=vibrato
h=hammer on
<>=harmonic

(0:00) Fade in.
D [---------------]
A [---------------]
F [---------------]
C [-0-------------]
G [-0-------------]
C [-0-------------]

(0:09) Play this 6 times.
[---------------------------------------------------------------------]
[---------------------------------------------------------------------]
[---------------------------------------------------------------------]
[-0-0-0---<5>------0---0---0-1h3--1h3---0-0-0---<5>------0---0---0--1-]
[-0-0-0--------<5>-0---0---0-1h3--1h3---0-0-0--------<5>-0---0---0--1-]
[-0-0-0------------0---0---0-1h3--1h3---0-0-0------------0---0---0--1-]
 P.M.--I          P.M.------I          P.M.--I          P.M.------I

Pre-verse Riff
 (0:41) Play this 4 times.
[---------------------------------]
[---------------------------------]
[---------------------------------]
[-0-0-0---------------------------]
[-0-0-0---5/6\5/6\5/6\5/6\5/6\5/6-]
[-0-0-0---------------------------]
  P.M.-I

As far as the Verse Riff goes... it's beyond me how the hell you play this part.
I've tried numerous times to pick it out... but it's just not happenin. Sorry bout that.

At (1:12), play the Pre-verse Riff 4 times.

Pre-chorus Riff
(1:45) Play this 6 times.
[----------------------------------]
[----------------------------------]
[----------------------------------]
[-0-0-0---6\5----1-3---1-3---0-1p0-]
[-0-0-0---6\5----1-3---1-3---0-1p0-]
[-0-0-0---6\5----1-3---1-3---0-1p0-]
  P.M.-I

Chorus Riff
(2:00) Play this twice.
[-----------------------------------------------------------------------------]
[-----------------------------------------------------------------------------]
[-----------------------------------------------------------------------------]
[-7--7---8-8----3---3-3--0-0-0-0-0-0-0-0-0-0--7--7---8-8----3---3-3-3-3-3-3-3-]
[-7--7---8-8----3---3-3--0-0-0-0-0-0-0-0-0-0--7--7---8-8----3---3-3-3-3-3-3-3-]
[-7--7---8-8----3---3-3--0-0-0-0-0-0-0-0-0-0--7--7---8-8----3---3-3-3-3-3-3-3-]
                        P.M.----------------I


At (2:17), play the Pre-verse Riff 4 times.

At (2:48), play the Pre-chorus Riff 6 times.


(3:21)                               (4:34)
[-------]  At (3:38), play the       [--------]
[-------] Pre-chorus Riff 8 times.   [--------]
[-------]                            [--------]
[-0-----]  At (3:57), play the       [-0------]
[-0-----]  Chorus Riff 4 times.      [-0------]
[-0-----]                            [-0------]
                                      P.M.

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