Sounds best and easiest to play transposed -1 and capo on 1st fret :)

[Verse 1]
            
 My heart is d

        
ark and colder
            
 Than yours ev

   
er was
            
 My legs aroun

       
d your shoulde

rs
           
 You lift me u


p

[Chorus]
            
Please don't t

    
urn red
            
Or anything li

   
ke that
            
Please don't t

    
urn blue
    
I'm green
    
I'm you
    
I'm green
    
I'm you
    
I'm green
    
I'm you

  x2

[Verse 2]
              
Bust open thro

         
ugh your stitc

hes
            
 Now you're gu

      
shing blood
              
I drive you to

     
 the ER
            
 But don't fee

        
l old enough
              
I don't feel o

     
ld enough
            
 I don't feel 

     
old enough
            
 I don't feel 

     
old enough
            
 I don't feel 

     
old enough
            
 But I feel ol

 
der
            
 I don't feel 

     
old enough
            
 But I feel ol

   
der

[Chorus]
            
Please don't t

    
urn red
            
Or anything li

   
ke that
            
Please don't t

    
urn blue
    
I'm green
    
I'm you
    
I'm green
    
I'm you
    
I'm green
    
I'm you
    
I'm green
    
I'm you
  x3