VERSE: 
                  D            G   
The you I fell in love with is gone 
                 D             Bm 
Why does it take forever to be strong 
                  Em        D        G 
And finally end a love that feels so wrong 
A          D          A 
What was I thinking? 
 
VERSE: 
                   D           G 
I gave you all the love I ever could 
                 D              Bm 
Hoping there may come a day you would 
                 Em     D       G   
Give me back the love I gave as good 
A          D         Em  G 
What was I thinking? 
 
CHORUS: 
 
A          D        Em  G 
What was I thinking  yeah 
      A                D              Em  G        
Was I thinking that my heart wouldn't break 
A           D        Em  G 
Now I think about it yeah 
              A      
I just wasn't thinking straight 
A              D       Em  G 
At first I was falling yeah 
A        D       Em G 
Ended up sinking 
A          Em       D  G 
What was I thinking 
A        D        Em  G   A  D  Em  G 
What was I thinking 
 
VERSE: 
                D               G  
It'll take some time to find my way 
                   D            Bm  
But I will live to love another day 
                 Em      D       G 
And look back on what we had and say 
A          D       Em  G 
what was I thinking 
 
CHORUS: 
A          D        Em  G 
What was I thinking  yeah 
      A                D              Em  G        
Was I thinking that my heart wouldn't break 
A           D        Em  G 
Now I think about it yeah 
              A      
I just wasn't thinking straight 
 
Key Change: B 
 
B              E       F#m A 
At first I was falling yeah 
B        C#m     A 
Ended up sinking 
           F#m      E   A 
What was I thinking 
B          E        A 
What was I thinking 
B          E        F#m A 
What was I thinking 
B           E 
What was I thinking