Warrior Worrier

E|------------------------------------------------| 
B|------------------------------------------------| 
G|------------------------------------------------| 
D|--1----------------------------0----------------| 
A|------------------3------------------------1----| 
E|------------------------------------------------| 

E|----------------------|                                        
B|--11-15-11--15--16----| the piano is only played in the chorus 
G|----------------------|                                        
D|----------------------|                                        
A|----------------------|                                        
E|----------------------|                                        

It's easy as that. hope it helped you ;D.