From: Floyd 1180 

you get it down!

Riff 1(The awsome intro..the timing is difficult, but you should get it)

E -7-3-5-5-7-10-12-------

Riff 2 (this is during the Bass Solo!)

D---------------------3---------------------------------------
A-------------3----5-----5-------------3----5---3---5-----
E---5--3---5-------------------3----5-----------------------

Riff 3 (Hell Yes...its slap time)

G-------5-----2------3------4----------------------------------------
D----------------------------------------------------------------------
A--3-3---0-0---1-1---2-2-------------------------------------------

Hope that helps...If anyone can figure out any more of Gray's 
songs send them my way!

The Great G.K.