Note: The verse riff will sound wrong unless there is a bassline behind it.

Intro:

e|--x--x--x-x-x---x--x--x-x-x---x--x--x-x--x---x--x--x--x-----|
B|--x--x--x-x-x---x--x--x-x-x---x--x--x-x--x---x--x--x--x-----|
G|--12-12-x-x-12--12-12-x-x-12--12-12-x-x--12--12-12-12-12----|
D|--10-10-x-x-10--10-10-x-x-10--10-10-x-x--10--10-10-10-10----|
A|--8--8--x-x-8---8--8--x-x-8---8--8--x-x--8---8--8--8--8-----|
D|--x--x--x-x-x---x--x--x-x-x---x--x--x-x--x---x--x--x--x-----|

Verese riff:
       Part 1                             Part 2
e|------------------------------|------------------------|
B|------------------------------|------------------------|
G|---9-9-9-9-9999---9-9-9-9999--|--12-12-9h12r9-9h12r9---| Play twice, on 
D|---7-7-7-7-7777---7-7-7-7777--|------------------------| second time play 
A|---7-7-7-7-7777---7-7-7-7777--|------------------------| part 2 twice.
D|------------------------------|------------------------|

Chorus riff:

e|------------xx-----------xx------------------|
B|------------xx-----------xx------------------|
G|--999999999-xx-999999999-xx--5-5555-5-5555---|   Repeat as necessary
D|--777777777-xx-777777777-xx--3-3333-3-3333---|   depending on which chorus
A|--777777777-xx-777777777-xx--3-3333-3-3333---|
D|--777777777-xx-777777777-xx--3-3333-3-3333---|

Middle part riff:

e|-----------------------------------------------------------|
B|-----------------------------------------------------------|
G|-----------------------------------------------------------|
D|--14-14-14-14-14-14-12-12-12-12-12-12-10-10-10-10-10-10----|
A|--12-12-12-12-12-12-12-12-12-12-12-12--8--8--8--8--8--8----|
D|-----------------------------------------------------------|

e|-----------------------------------------------------------|
B|-----------------------------------------------------------|
G|-----------------------------------------------------------|
D|--7-7-7-7-7-7-9-9-9-9-9-9-7-7-7-7-7-7-7-7-7-7-7-7-7-7-7-7--|
A|--5-5-5-5-5-5-7-7-7-7-7-7-8-8-8-8-5-5-5-5-5-5-5-5-5-5-5-5--|
D|-----------------------------------------------------------|

Again repeat this part as necessary. Then after last time:

e|-------------------------------------------------|
B|-------------------------------------------------|
G|--12-12-12-12-x-x-x-x-12-12-12-12-x-x-x-x--------|
D|--10-10-10-10-x-x-x-x-10-10-10-10-x-x-x-x--------|
A|--10-10-10-10-x-x-x-x-10-10-10-10-x-x-x-x--------|
D|--10-10-10-10-x-x-x-x-10-10-10-10-x-x-x-x--------|


Intro
Verse  x3 (lyrics after 2nd time)
Chorus x2
Verse x3
Chorus x4
Middle bit x 6
Chorus repeated as many times as you like.
End on verse riff.