This is the intro/riff to the great song.

G--------------------
D--------------------
A-5-5-5-5-5-5-5------
E---------------1-3--


G--------------------
D--------------------
A-5-5-5-5-5-5-5------
E---------------1-3--
G--------------------
D--------------------
A-5-5-5-5-5-5-5------
E---------------1-3--
Repeat this lots.