This is a good, funny song. Great for campfires. Have fun!!!
[INTRO]
C Em D G D G CGC
[VERSE]
C         Em        D         G         D        G           C  
One sunny day I was riding my bike and smoking a joint cuz thats what I like.
C           Em               D       G           D        G                    
A policeman stopped me and began to stare and he said hey sonny, whatcha 
C
smokin' there. I said,

[CHORUS]
C      Em             D          G         C      Em             D      G
It's a reefer. Do you want some policeman? It's a reefer. Do you want a blast?
C      Em             D         G             D            G          C    
It's a reefer. Do you want some policeman? Or would you prefer me to shove it 
              D G CGC
up your ass? 

(Same throughout the rest of the verses and chorus)