h = hammer-on
p = pull-off
~ = let note ring
^ = bend
x = mute

Tuning: Standard

I think there's only one riff in this song;
Chorus Riff;

G|--------------------
D|--------------------
A|--------------------
E|-33333333/66666666--

and on the last part of the chorus you play;

G|-------------------
D|-------------------
A|-------------------
E|-3333333322222222--