Vai Steve - Erotic Nightmares

Steve Vai
Erotic Nightmares
From Passion and Warfare 1991

This is a really cool song. Probably in A dorian (I have read that 
he likes that mode a lot) or e aeolian natural minor

Intro riffing
   A5                               D5  
e-------------------------------------------
B-------------------------------------------
G--2---------2----------2--------2---7---2---    repeat many times
D--2---------2----------2--------2---7---2---
A--0---------0----------0--------0---5---0---  
E-----3-2-3----3-2-3-0----3*-2-3-------------
     PM----|   PM-----|  harm      


play with it, it's a general sketch

Chording, then the lead guitar starts  (br=bend + release)

   G5 D5                        descending tapping thingie (just guessing)
e----------15b--15b-------------t12p8-t10p8-t10p8p7p5-t8p7p5h3------
B--3--3----------------12b-12b--------------------------------------
G--0--2-------------------------------------------------------------
D--0--0-------------------------------------------------------------
A-------------------------------------------------------------------
E--3----------------------------------------------------------------

It's a rought guide, so play with it till it sounds good.