Tuning is E, A, D, G (standard) I only wrote down the A and E strings because the others aren't used.
/ = Slide up
\ = Slide down


I'm only happy when it
    Raaa-aaaains
A-------2--------2-----------
E--4------4-2-4---2-2-2-2-

I'm only happy
    When it's complicated
A------------------2-4-4-4
E--/4\-0-0-0-2-4----------

And though I know you can't
     Appreciate it
A-----------2---------
E--0-0-0-0----0--2-2-2

I'm only happy when it
      raaaaaains
A--------------2---------------
E--/4-4-4-4--4---4--2-2-2-2-2

You know I love it when
     The news is baa-ad.
A----------------------
E--/4\-0-0-0-0-0-0-0-0

Why it feels so good to
   Feel so saa-ad
A----2--4-4-4-4-4-----------2-----------
E--4----------------0-0-0-0----0-2-2-2-2


I'm only happy when it 
     raaaaaaaains
A---2-2-2-2-2-2
E------------------

Pooooooour your misery down, pour your misery down on me
A--4-4-4-4-4-4-4----------------0-0-0-0-0-0-2-2-2-2-2-2-2-4-4-4
E------------------4-4-4-4-4-4---------------------------------------

Poooooour your misery down, pour your misery down on me
A--4-4-4-4-4-4------------------0-0-0-0-0-2-2-2-2-2-2-2----------
E-----------------4-4-4-4-4-4-4-------------------------2-2-2-2

I'm only happy when it 
   raaaaaaaains
A----2----------2-----------
E--4----4-2-4------2-2-2-2

I feel good when things are
    Going wrong
A---------------------2-4-4-4
E--/4\-0-0-0-0-2-4----------

I only listen to the sad 
    So-ongs
A----------2-----------
E--0-0-0-----0-2-2-2

I'm only happy when it
   rrrrrrrrrains
A-2-2-2-2-2-2-2
E------------------

This bit has no words but it's the same as pour your misery down.
A---4-4-4-4-----------0-0-0-0--2-2-2-2-2-
E-------------4-4-4-4------------------------      (play this twice)

I only smile in the 
  daaaaark
A----2--------2----------
E--4---4-2-4---2-2-2-2



My only comfort is the night gone
  Bla-ack
A-------------------2-4-4-4-4-4--2---
E--/4\-0-0-0--2-4-----------------4-2

I didn't accidentally 
    Tell you th-at
A-----------2-4-------------- 
E-0-0-0-2-------0--2-2-2-2

I'm only happy when it
    Raaaaains
A-------------2-4-------------
E--/4-4-4--4------4-2-2-2-2----

You'll get the message by the
     Time I'm thro-ough
A----------------------2-4-4-4-4
E-/4\-0-0-0-0-0-2-4------------

When I complain about
     Me and yo-ou
A-------------2------------
E--0-0-0-0--2---0-2-2-2-2

I'm only happy when it 
     raaaaaaaains
A---2-2-2-2-2-
E----------------

Pooooooour your misery down, pour your misery down on me
A--4-4-4-4-4-4-4---------------0-0-0-0-0-0--2-2-2-2-2-2-4-4-4-4
E-------------------4-4-4-4-4-4-----------------------------------------    (play 3 times)

Poooour your misery down, and you can keep me company as long as you don't care
A--4-4-4-4-4-----------------------0-0-0-0-0-0-0-0-0-0-0-0-0-0-0-2-2-2-2-2-2-2---------
E---------------4-4-4-4-4-4-4-4----------------------------------------------------------2-2-2-2

I'm only happy when it
    Raaaaaains
A------2--------2----------
E---4-----4-2-4---2-2-2-2




You wanna hear about my
     New obsession
A-----------------2-4-4-4-4
E--/4\-0-0-0--2-4--------------



I'm riding high upon a 
    Deep depression
A-----------2---------
E-\0-0-0-0----0-2-2-2

I'm only happy when it
    Raaaaaaains, poooour some misery down on me
A------------------------------------------------------2-4-4-4-4-4-4
E--4----4-----4-----4-----4------0-0-0-0-0-0-2-4-----------------
       (now play this until end of song)