Hey, this is my first tab thing so sorry if its all wrong! :)
Capo on 2nd fret

Intro
  C / G / C

Verse 1 
 C          G         C  
I've tried playing it cool 
 C           G          Am
Girl when I'm looking at you 
Am     G        C
I can never be brave 
C                  G     C
Cause you make my heart race

Verse 2
C        G         C
Shot me out of the sky 
C         G      Am
You're my kryptonite 
Am          G         C
You keep me making me weak
C                G     C 
Yeah, frozen and can't breathe 

Pre-Chorus 1
C                  G   C
Some things gotta get loud 
       C       G                      Am
Cause if not, they just don't make you see 
     Am         G         C
That I need you here with me now 
      C               G    C
Cause you've got that one thing 

Chorus 1
    C                     G        Am
So get out, get out, get out of my head 
     Am               G   C
And fall into my arms instead
C                        G           Am
I don't, I don't, don't know what it is 
    Am          G     C
But I need that one thing 
     C               G   C
And you've got that one thing

C / G / C

Verse 3 
C        G            C
Now I'm climbing the walls
    C         G        Am 
But you don't notice at all 
Am        G             C
That I'm going out of my mind 
C           G    C
All day and all night 

Pre-Chorus 2
C                  G   C
Some things gotta get loud 
          C             G         Am
Cause im dying just to know your name
     Am         G         C
And I need you here with me now 
      C               G    C
Cause you've got that one thing 

Chorus 1
    C                     G        Am
So get out, get out, get out of my head 
     Am               G   C
And fall into my arms instead
C                        G           Am
I don't, I don't, don't know what it is 
    Am          G     C
But I need that one thing 

Chorus 2 
   C                     G         Am 
So get out, get out, get out of my mind 
     Am                G   C
And come on, come into my life 
C                      G           Am
I don't, I don't, don't know what it is 
Am              G    C
But I need that one thing 
     C              G    C
And you've got that one thing 

C / G x3

Bridge
C               G    C
You've got that one thing 
C                      G        Am 
Get out, get out, get out of my head 
Am                    G   C
And fall into my arms instead 

Chorus 1
    C                     G        Am
So get out, get out, get out of my head 
     Am               G   C
And fall into my arms instead
C                        G           Am
I don't, I don't, don't know what it is 
    Am          G     C
But I need that one thing 

Chorus 2 
   C                     G         Am 
So get out, get out, get out of my mind 
     Am                G   C
And come on, come into my life 
C                      G           Am
I don't, I don't, don't know what it is 
Am              G    C
But I need that one thing 
     C              G    C
And you've got that one thing 

End on C.

Thanks for reading!