This is a different way to play this song, the other chords uploaded
are completely correct, but if you don't wish to down-tune, here is
a way you can avoid it.

Capo 4

[Intro]



[Verse 1]

             
My Grandpa gav

              
e a wheat penn

             
y and I kept i

        
t in my pocket
             
I had big plan

              
s in my back y

       
ard to build m

e a space rock

et
             
I talked to my

              
 brother on a 

              
fake CB that I

             
 made from a t

       
ic-tac box
             
I packed my sn

              
owballs nice a

              
nd tight but i

             
n the middle I

      
 put rocks

[Pre-Chorus]

             
Don't trade in

              
 your tic-tac 

              
box for a ball

              
 on the end of

   
 a chain
              
And don't go s

              
pending Grandp

              
a's pennies bu

              
ying into the 


game

[Chorus]

             
You gotta keep

            
 your heart yo

ung
             
Don't go growi

         
ng old before 

your time has 

come
              
You can't take

             
 back what you

      
 have done
             
You've gotta k

              
eep your heart

 
 young

[Verse 2]

             
Dad took the w

              
heels off of m

              
y bike and he 

             
pushed me down

   
 a hill
              
But speed got 

              
the best of me

     
 and I took my

 first spill
             
That was back 

              
when alcohol w

             
as only used o

  
n cuts
              
It stung like 

              
hell so I jerk

              
ed my leg and 

             
momma said it'

          
d give me guts

[Pre-Chorus]

             
Don't trade in

              
 your tic-tac 

              
box for a ball

              
 on the end of

   
 a chain
              
And don't go s

              
pending Grandp

              
a's pennies bu

              
ying into the 


game

[Chorus]

             
You gotta keep

            
 your heart yo

ung
             
Don't go growi

         
ng old before 

your time has 

come
              
You can't take

             
 back what you

      
 have done
             
You've gotta k

              
eep your heart

 
 young

[Verse 3]

              
So take a pict

              
ure of the one

              
 you love and 

           
put it in a lo

cket
              
Go dig up your

              
 time capsule 

        
and the blue p

rints for your

 rocket
             
Keep in touch 

              
on a fake CB, 

             
that same old 

        
tic-tac box
              
Pack your snow

              
balls a little

              
 less tight bu

             
t in the middl

            
e still put ro

cks

[Chorus]

             
And keep your 

      
heart young
             
Don't go growi

         
ng old before 

your time has 

come
              
You can't take

             
 back what you

      
 have done
             
You've gotta k

              
eep your heart

 
 young

             
You gotta keep

            
 your heart yo

ung
    
Sometimes you 

don't die quic

k
     
Just like you 

wished you'd d

one
             
The love is a 

       
loaded gun
             
You've gotta k

              
eep your heart

 
 young
              
You can't take

             
 back what you

             
 have done is 


done
             
You've gotta k

              
eep your heart

 
 young