play this song tuned a half step down / means strum a bunch of times 

intro 
G|---------------------------------------------------------------------------| 
D|---------------------------------------------------------------------------| 
A|----5-5--------------------------------------------------------------------| 
E|---------------------------------------------------------------------------| 

G|---------------------------------------------------------------------------| 
D|---------------------------------------------------------------------------| 
A|---5555----0000----1111----------------------------------------------------| 
E|---------------------------------------------------------------------------| 

sometimes it does this 
G|---------------------------------------------------------------------------| 
D|----------------------3-3------3-------------------------------------------| 
A|--5555---0000---111--------1-----------------------------------------------| 
E|---------------------------------------------------------------------------| 
and this 
G|---------------------------------------------------------------------------| 
D|-----------------------77---55---33---22-----------------------------------| 
A|--5555---0000---1111-------------------------------------------------------| 
E|---------------------------------------------------------------------------| 

chorus 
G|---------------------------------------------------------------------------| 
D|---------------------------------------------------------------------------| 
A|---/5----/3----------------------------------------------------------------| 
E|---------------------------------------------------------------------------|