Well, didn't know how many tracks but I certainly could hear that the studio version was more than one...
Check this out:
http://www.youtube.com/watch?v=_ul7X5js1vE They used the multiple guitars to emulate what Stevie did with the Clavinet, worked out nice.
Sesame Street, no less.
--Mac
_________________________
"Keep listening. Never become so self-important that you can't listen to other players. Live cleanly....Do right....You can improve as a player by improving as a person. It's a duty we owe to ourselves." --John Coltrane
"You don't know what you like, you like what you know. In order to know what you like, you have to know everything." --Branford Marsalis