#----------------------------------PLEASE NOTE----------------------------------#
# This file is the author's own work and represents their interpretation of the #
# song. You may only use this file for private study, scholarship, or research. #
#-------------------------------------------------------------------------------#

AFI are probably the best punk band at the moment. 
This tab is definetely 100% correct. You can also use 
fifth chords instead of the Barre Chords to make it easier.

Here you go:

Intro:

|-----5------2-----2-----3------------x---------|
|-------3------3-----3-----3----xh2-----2-------|
|---4-----4------4-----4-----4--2---2-----2-----|
|-----------------------------------------------|
|-----------------------------------------------|
|-----------------------------------------------|


|-----5--------3------5---------7---------------|
|-------3---------3-----3-------x---------------|
|---4-----4----4----------4-----4---------------|
|-----------------------------------------------|
|-----------------------------------------------|
|-----------------------------------------------|


|-----------------------------------------------|
|-----------------------------------------------|
|-----7------------14----14---14--------14------|
|--9----11--12--12----12---12----12--12----12---|
|-----------------------------------------------|
|-----------------------------------------------|


|-----------------------------------------------|
|-----------------------------------------------|
|---11--12--14----------14------11--12--14------|
|---------------12--12------12------------------|
|-----------------------------------------------|
|-----------------------------------------------|

|-----------------------------------------------|
|-----------------------------------------------|
|-----------14------12--11----------------------|
|---12--12------12----------12--9---------------|
|-----------------------------------------------|
|-----------------------------------------------|





Chord progression for intro:

|---7---5---3---5---|
|---7---7---3---5---|
|---7---7---4---6---|
|---9---7---5---7---|
|---9---5---5---7---|
|---7---5---3---5---|

Verse:

|--7--5--7--5--3--7--5----7--5--7--5--3--7--5--2--3--3---|
|--7--5--7--7--3--8--5----7--5--7--7--3--8--5--2--3--3---|
|--7--6--7--7--4--9--6----7--6--7--7--4--9--6--3--4--4---|
|--9--7--9--7--5--9--7----9--7--9--7--5--9--7--4--5--5---|
|--9--7--9--5--5--7--7----9--7--9--5--5--7--7--4--5--5---|
|--7--5--7--5--3--7--5----7--5--7--5--3--7--5--2--3--3---|

Chorus:

					Repeat with this final chord
|--7------------10----------------10-----------12---------|
|--7------------10----------------12-----------14---------|
|--7--7---------11--11------------12-----------14---------|
|--9-----9------12-------12-------12-----------14---------|
|--9--------9---12------------12--10-----------12---------|
|--7------------10----------------10-----------12---------|

Break: 1st riff

|-------------------------------|
|--------------------------3----|
|--------x-------------x--------|
|-----4-----4------4------------|
|--2------------2---------------|
|-------------------------------|

2nd riff (distorted)

|----------------------------3--3--3--2--2—-2--x--x-------|
|--x--x--x--x--3--3--2--x----x--x--x--x--x--x--x--x-------|
|--4--4--4--4--4--4--4--4----4--4--4--4--4--4--4--4-------|
|---------------------------------------------------------|
|---------------------------------------------------------|
|---------------------------------------------------------|


|---------------------------------------------------------|
|--2--2--2--3--3--3--5--5--2--2--2--3--3--3--2--2---------|
|--x--x--x--x--x--x--x--x--2--2--2--2--2--2--3--3---------|
|---------------------------------------------------------|
|---------------------------------------------------------|
|---------------------------------------------------------|

the final position of this riff, during the second time through 
is:
|-------|
|---2---|
|---2---|
|-------|
|-------|
|-------|

3rd riff (clean tone underlying above riff)
repeat but replace 4th run with:
|-------------------------------------------------------------|
|-------------------------------------------------------------|
|-----------x----------------x--------------------------------|
|-------4-------4-------4-------4-------------x---------------|
|---2---------------x---------------------5-------5-----------|
|-------------------------------------3-----------------------|

|-------------------------------------------------------------|
|-------------------------------------------------------------|
|-------------------------------------------------------------|
|-----------x-------------------4---2-------------------------|
|-------4-------4----------1----------------------------------|
|---5------------------2--------------------------------------|


Final riff over end:
|-------------------------------------------------------------|
|-------------------------------------------------------------|
|------7--------------14------14------14----------14----------|
|---9-----11--12--12------12------12------12--12------12------|
|-------------------------------------------------------------|
|-------------------------------------------------------------|


|-------------------------------------------------------------|
|-------------------------------------------------------------|
|---12--11--------------14------12--11--------------14--------|
|-----------12--12--12------12----------12--12--12------12----|
|-------------------------------------------------------------|
|-------------------------------------------------------------|

|-------------------------------------------------------------|
|-------------------------------------------------------------|
|---12--11----------------------------------------------------|
|-----------12----11------------------------------------------|
|-------------------------------------------------------------|
|-------------------------------------------------------------|

There you go. With a little practice you will do it!!!