Riff #1 - Clean
e|-4---5---6-6-X6-X666-X6-|
B|-6---6---6-6-X6-X666-X6-|
G|-5---5------------------|
D|-6---7------------------|
A|-4---5------------------|
E|-4---5------------------|

Riff #2 - w/Distortion
e|----------------------------------|
B|----------------------------------|
G|----------------------------------|
D|-8-8--4/6666666778-8--4/666666677-|
A|-8-8--4/6666666778-8--4/666666677-|
E|-6-6--2/4444444556-6--2/444444455-|

Thats it!

Note: That funky thing they do in Riff #1 with the B & e strings is not
quite right, but you get the idea. Listen to the song!!!