Verse 1:
Cm                            Eb
I know I can't take one more step towards you
Bb                              Fm
'Cause all thats waiting is regret
Cm                               Eb
And don't you know I'm not your ghost anymore
Bb                              Ab
You lost the love I loved the most
Fm                 Eb      Bb
I learned to live half a life
Fm           Eb             Bbsus4  Bb
And now you want me one more time

Chorus:
Eb                     Bb
Who do you think you are?
                        Cm
Running 'round leaving scars
                      Ab
Collecting a jar of hearts
 Ab            Eb
Tearing love apart
Eb                     Bb
You're gonna catch a cold
                          Cm
From the ice inside your soul
                     Ab
Don't come back for me
Ab                    Eb
Who do you think you are?

Verse:
Cm                         Eb
I hear you're asking all around
Bb                        Fm
If I am anywhere to be found
Cm                     Eb
But I have grown too strong
Bb                          Ab
To ever fall back in your arms
Fm                    Eb      Bb
I've learned to live half a life
Fm           Eb            Bbsus4  Bb
And now you want me one more time

Chorus:
Eb                     Bb
Who do you think you are?
                        Cm
Running 'round leaving scars
                      Ab
Collecting a jar of hearts
 Ab            Eb
Tearing love apart
Eb                     Bb
You're gonna catch a cold
                          Cm
From the ice inside your soul
                     Ab
Don't come back for me
Ab                    Eb
Who do you think you are?

Bridge:
Cm          G           Eb       F
It took so long just to feel alright
  Cm            G             Eb          F
Remember how to put back the light in my eyes
   Cm          G              Eb             F
I wish I had missed the first time that we kissed
        Cm        G       Eb     F
'Cause you broke all your promises
     Ab
And now you're back
                 G
You don't get to get me back

Chorus - x2 -:
Eb                     Bb
Who do you think you are?
                        Cm
Running 'round leaving scars
                      Ab
Collecting a jar of hearts
     Ab            Eb
And tearing love apart
Eb                      Bb
You're gonna catch a cold
                          Cm
From the ice inside your soul
                        Ab
So don't come back for me
Ab                  Eb
Don't come back at all

Outro:
Ab                     Eb
Who do you think you are?
Ab                     Eb
Who do you think you are?
Ab                     Eb
Who do you think you are?