CONAN TROUTMAN 

Intro Riff

Play riff twice

3 ---     -9---9-9-
4 -9-     -7-9-7-7-
5 -7-(x13)---7-----
 
Verse Riff

3 -7\4-4-4-4-4---------------
4 -5\2-2-2-2-2-2-2-4-4-7-7-7-
5 -------------0-0-2-2-5-5-5-
There are various adlibs between verses that you can work out for yourself.