Intro:

Em G Bm A x 2

        Em G Bm A 
Mm   hmm mm

Em G Bm A

        Em G Bm A 
Mm   hmm mm

Em G Bm A            G D/F# Em

Verses:

Em  Bm       A           Em
Hey, what did you hear me say? 
Bm          A                      Em
You know the difference it makes 
Bm          A              G D/F# Em
What did you hear me say? 

Em  Bm A          Em
Yes, I said it's fine before 
Bm      A                  Em
But I don't think so no more 
Bm        A           G D/F# Em
I said it's fine before 

Bridge:
                    A
I've changed my mind, 
           D    G D/F#
I take it back 

Chorus:

         Em  
Erase and rewind 
Bm                A                 Em   Bm  A
'Cause I've been changing my mind
      Em 
Erase and rewind 
Bm                A                  Em   Bm
'Cause I've been changing my mind 
 
A                   G D/F# Em
I've changed my mind 

Verses:

Em  Bm       A                Em
So where did you see me go? 
Bm            A                Em
It's not the right way, you know
Bm            A                G D/F# Em 
Where did you see me go? 

Em  Bm A      Em
No, it's not that I don't know
Bm            A                         Em 
I just don't want it to grow 
Bm            A                G D/F# Em
It's not that I don't know 
        
Bridge:
           
    A
I've changed my mind, 
   D     G D/F#
I take it back

Chorus
{
         Em  
Erase and rewind 
Bm                A                 Em   Bm  A
'Cause I've been changing my mind } X 4

(
         Em  Bm A
Erase and rewind 
        Em   Bm
Mm   hmm mm )X 2

A                    D 
I've changed my mind 

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Did my best. Hope it helps. Enjoy!