"Born under a bad sign ..." 
e |  | ------------------------------------------------------------------------ |  
B |  | ------------------------------------------------------------------------ |  
G |  | ----------3-------------------------3----------------------------------- |  
D |  | ------3-5---5-------3-----------3-5---5-------3------------------------- | 
A |  | --3-5-----------3-5---------3-5-----------3-5--------------------------- |  
E |  | ----------------------6-3-----------------------6-3--------------------- |  

"If it wasn't for bad luck ..." 
e |  | ---------------------------------------------------------------------- |  
B |  | ---------------------------------------------------------------------- |  
G |  | ----------5-5-6-5-4-3-3---------------------3------------------------- |  
D |  | ----------4-4-5-4-3-2-2-----------------3-5---5----------------------- |  
A |  | --2-3-4-5-5-5-6-5-4-3-3-3-5---3-----3-5------------------------------- |  
E |  | ----------------------------6---3------------------------------------- |  

"Hard luck and trouble's ..." 
e |  | ------------------------------------------------------------------- |  
B |  | ------------------------------------------------------------------- |  
G |  | ----------------------------------------------------------3-------- |  
D |  | ------3-3-5-------3-3-5-------3-3-5-------3-3-5-------3-5---5-etc-- |  
A |  | --3-5---------3-5---------3-5---------3-5---------3-5-------------- |  
E |  | ------------------------------------------------------------------- | 

Essa versão, em C, é a que Clapton tocava no Cream. Já o Albert King tocava em F#.