The intro is like this...because I said so.

G|----------------------------------
D|----------------------------------
A|--------------------------------7/
E|---0--0---0--0---0--0---0----

Then after it's only guitar for a second, play this...
      (((Riff A)))
G|----------------------------------
D|------------0--------------------
A|----0^2------2/1--0-----------   
E|-------------------------3--0--0

G|---------0-----------                   repeat the whole riff a couple times
D|---0^2-----0^2-----
A|----------------------
E|-------------------3-
       )))Riff A(((

Then the verses go like this...
       (((Riff B)))
G|-------------------------------------------
D|-------------------------------------------
A|-------7----------------------7-----------
E|---0------0--0--3^0----0-----0-0-0-3
       )))Riff B(((

Then the "Cuz I'm sick of your complaining..." part.
       (((Riff C)))
G|----------------------------------------------
D|----------------------------------------------
A|---------------------------------------3/9/3
E|---0--2---3--5-----0--2---3--5----------

G|---------------------------------------------2----2----2--2^4-4-4-4-4-4-4
D|------------------------------------------------4----4----------------------
----
A|----------------------2-2-2-2-2-2-2-2---------------------------------------
E|---0--2---3--5--------------------------------------------------------------
---
      )))Riff C(((

Then play the chorus...
      (((Riff D)))
G|---------------------------------------------
D|---0^2-0-----------------------------------
A|------------0^2-0----0--5--2--0---------
E|--------------------------------------3--0-0
      )))Riff D(((

Then play Riff B for a while again.
Then Riff C.
Then Riff D.
Then Riff A.

During the guitar solo, play this easy ***.

G|----------------------------------------------------------------------------
--------
D|----------------------------------------------------------------------------
--------
A|---0-0---0-0------------------0-0---0-0---2--2--2--2--5-5-5-5-5-5-5-5
E|------------------0-0---0-0-------------------------------------------------
-----