Note: the fill in the intro is just part of the A minor pentatonic scale at the 5th fret.
It’s just a cool double stop pull off involving the G, D, and A strings.
Intro: Dm G C (fill which is an Am) Dm G C
Dm G C
What if we became sweethearts? (sweethearts)
Dm G C
After we got back to America (ooh)
Dm G C
We could start over with a clean start
Dm G C
Nobody'd have to take care of us
F G
So I'd get a bad job maybe make a little money
E Am
Move out to the ocean where the weather's kinda sunny
F G
Slow it down baby, start taking it day to day
What you say baby?
Dm G C
What if we became lovers? (lovers)
Dm G C
After we got back to America (ooh)
Dm G C
Make out on the lawn in the summers (summers)
Dm G C
Wave even at the neighbors who will stare at us
F G
So without saying much you know you really say something
E Am
Hold me to your chest I can feel your heart jumping
F G
Take it easy mama we can go about it casually
Bridge: A
Now listen
F G
So I'd get a bad job maybe make a little money
E Am
Move out to the ocean where the weather's kinda sunny
F G
Slow it down baby, start taking it day to day
Oh oh oh oh
F G
So without saying much you know you really say something
E Am
Hold me to your chest I can feel your heart jumping
F G
You and me mama, sweethearts finally
Oh oh oh oh oh
Yeah
(ooh)
Oooh
Yeah yeah yeah....
Source: https://tabs.ultimate-guitar.com/tab/butch_walker/sweethearts_chords_1733289