This is my first chords by hear so they can sound fine to me, and not for you.

Intro: D 

or

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|--------7----------7--------7-9-11-9-7-9-12-11-9-7-9-11-7-|
|---------6----------6-------------------------------------|
|----------8-6-4-6----8-6-4-6------------------------------|
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DI (xx0232@1)threw all of your stuff away
AAnd (x02220@1)then I cleared up my head
EmI (022000@1)took you out of my heart
GAnd (320003@1)ignore all your messages

DI (xx0232@1)tell everyone what we got threw
A'Cause (x02220@1)I'm so much better without you
Em (022000@1)                         GBut (320003@1)it's just another pretty lie 'cause I break down
Em (022000@1)                 GEverytime (320003@1)you come around
O Oh O Oh

Chorus:
DSo (xx0232@1)how I did you get here, under my skin
ASwore (x02220@1)that I never let you back in
EmShould've (022000@1)known better
                      GI'm (320003@1)trying to let you go
So here we go go go again

DYou (xx0232@1)never say what you want
AAnd (x02220@1)you never say what you mean
EmBut (022000@1)I start to go insane
GEvery (320003@1)time that you look at me

DYou (xx0232@1)only hear half of what I say
AAnd (x02220@1)you're always showing up too late
EmAnd (022000@1)I know that I should say goodbye but there is no use
GCan't (320003@1)be with or without you
O Oh O Oh

Chorus:
DSo (xx0232@1)how I did you get here, under my skin
ASwore (x02220@1)that I never let you back in
EmShould've (022000@1)known better
                      GI'm (320003@1)trying to let you go
So here we go go go again
DHard (xx0232@1)as I try I know I can't slip
ASomething (x02220@1)about you is so addictive
EmWe're (022000@1)falling together
                        GI (320003@1)think that by now I'd know
                         Em (022000@1)G (320003@1) Em (022000@1) A (x02220@1)
'Cause here we go go go agaaaain (agaaain)

EmAnd (022000@1)again
GAnd (320003@1)again
AAnd (x02220@1)agaaain

(now strum soft)
DI (xx0232@1)threw all of your stuff away
AAnd (x02220@1)then I cleared you out of my head
Em (022000@1)                     G(strum (320003@1)harder again)
And I took you out of my heart!
O Oh O Oh

Chorus:
DSo (xx0232@1)how I did you get here, under my skin
ASwore (x02220@1)that I never let you back in
EmShould've (022000@1)known better
                      GI'm (320003@1)trying to let you go
So here we go go go again
DHard (xx0232@1)as I try I know I can't slip
ASomething (x02220@1)about you is so addictive
EmWe're (022000@1)falling together
                        GI (320003@1)think that by now I'd know
'Cause here we go go go again

D (xx0232@1)      AAgain... (x02220@1)Again...
EmShould've (022000@1)known better
                      GI'm (320003@1)trying to let you go
'cause here we go go go again

A (x02220@1)       Em (022000@1)      GAnd (320003@1)again and again and again and again
A (x02220@1)       Em (022000@1)      GAnd (320003@1)again and again and again and again
A (x02220@1)       Em (022000@1)      G (320003@1)                DAnd (xx0232@1)again and again and again and again