Everyone always get this tab wrong. This is the right way to play it.

Intro: no bass

Verse:
g|----------------------|
d|----------------------| x3 
a|----------------------|                                  
E|--3-3--3-3--0-0--3-3--|                                  
                                                             x2
g|----------------------------------------------------|    /
d|-----------------0-0--0-0--2-2------------0-0-------|   /
a|--------------------------------3-3--3-3------------|
E|--3-3--3-3--0-0--------------------------------3-3--|

Finish verse with:
g|----------------------|
d|----------------------|
a|----------------------|
E|--3-3--3-3--0-0--3~~~-|

Chorus:                                                       (1st)        (2nd)
g|---------------------------------------------------------  |------|   |-----------|
d|-------------0-0------------2-2--0-0--0-0----------------  |-0-0--|   |-----------|
a|---3-3--3-3--------------------------------3-3-----------  |------|   |-----------|
E|------------------3-3--3-3----------------------3-3--3-3-  |------|   |-0-0--3-3--|

Play the chorus riff 2 times. The first time playing it with (1st) at the end and skipping (2nd).
                              The second time playing it with (2nd) at the end and skipping (1st).

Verse 2:
g|----------------------|
d|----------------------| x3 
a|----------------------|
E|--3-3--3-3--0-0--3-3--|

pause then continue with:
g|----------------------|
d|----------------------| x3 
a|----------------------|                                  
E|--3-3--3-3--0-0--3-3--|                                  
                                                             x1
g|----------------------------------------------------|    /
d|-----------------0-0--0-0--2-2------------0-0-------|   /
a|--------------------------------3-3--3-3------------|
E|--3-3--3-3--0-0--------------------------------3-3--|

pause then continue with:
g|----------------------|
d|----------------------| x3 
a|----------------------|                                  
E|--3-3--3-3--0-0--3-3--|                                  
                                                             x2
g|----------------------------------------------------|    /
d|-----------------0-0--0-0--2-2------------0-0-------|   /
a|--------------------------------3-3--3-3------------|
E|--3-3--3-3--0-0--------------------------------3-3--|

Finish verse with:
g|----------------------|
d|----------------------|
a|----------------------|
E|--3-3--3-3--0-0--3~~~-|

Chorus:                                                       (1st)   (2nd)  (3rd)        (4th)
g|---------------------------------------------------------  ------| ------| ------| -----------|
d|-------------0-0------------2-2--0-0--0-0----------------  -0-0--| -0-0--| -0-0--| -----------|
a|---3-3--3-3--------------------------------3-3-----------  ------| ------| ------| -----------|
E|------------------3-3--3-3----------------------3-3--3-3-  ------| ------| ------| -0-0--3-3--|

g|----------------------|
d|----------------------| x8
a|----------------------|
E|--3-3--3-3--0-0--3-3--|

Finish song with:
g|----------------------|
d|----------------------|
a|----------------------|
E|--3-3--3-3--0-0--3~~~-|