Intro
G|--------------------------------------------------|
D|---------2------------------------------2---------|
A|-----------3-2---1------------------------3-------|
E|---0--0------------3---1-2-1---1/----0--------2---|
                                                +

 Main Riff
G|--------------------------------------------------------------------9-9/10--
D|------------7p-4--------------7p-4--------------7p-4----------------9-9/10--
A|---4h-5--7-----------4h-5--7-----------4h-5--7-----------4h-5--7------------
E|----------------------------------------------------------------------------
     +     +  -        +     +  -        +     +  -        +     +   

 Alternate Riff
 (if you don't know how the song goes then why are you even reading this?)
G|-------------------9-9/10-----------------------------|
D|------------7p-4---9-9/10-------------7p-4------------|
A|---4h-5--7-------------------4h-5--7------------------|
E|---------------------------------------------3-3-3----|                                    
     +     +  -              

 ...One, Two  
G|----------5---5-5-5---5-5---|  
D|----------5---5-5-5---5-5---|
A|----------------------------|
E|----------------------------|
            v   ^ v ^   v ^

G|--------5-------------5---------5------------5---|
D|--------5-------------5---------5-----x-x----5---|
A|-----------------------------------------x-x--------|
E|---0----------0-0---0--------0-----------x-x--------|    
     +    v     + +   +  v     +    v      v ^    v

 Ending
G|----------------------------|
D|----------------------------|
A|------------7p-4------------|
E|---4h-5--7----------5-4-3---|