Bass Intro 
 

    
        Abrir tablatura
        
    
    
e|----------------------------------------------| 
b|----------------------------------------------| 
g|----------------------------------------------| 
d|----------------------------------------------| 
a|-3-2-3-2-3-2---------------------2-3-2-3-2-3--| 
E|-------------1-0-1-0-2-3-2-3-2-3--------------|
 
 
Then play: 
 
C C 
- 
 
(verse 1) 
 
C C                      F F          G G              C C 
Knock, Knock Whos there? Boo. Boo who? Why are you crying 
C C                      F F          G G              C C 
Knock, Knock Whos there? Ach. Ach who? Why are you sneezing? 
 
(chorus) 
 
C F G C 
 
(verse 2 Same) 
 
(chorus) 
 
C F G C 
 
(little talky part ;) 
(bass part again and guitar just plays C) 
 
repeats 
=) have fun