Here's a video of the tab, to see how he plays it:
http://www.youtube.com/watch?v=r6JvBKOxDPQ
[ Tab from: http://www.guitaretab.com/p/paul-gilbert/89089.html ]
S S S S S S S S S S S S S S S S
E||---15-12----------------12-------15-12----12-------|
B||---------------------------------------------------|
G||*--------16-12----12-16----16-12-------16----16-12-|
D||*--------------14----------------------------------|
A||---------------------------------------------------|
E||---------------------------------------------------|
S S S S S S S S S S S S S S S S
--15-12----------------12-15-12----------14-------|
--------------------------------------------15-12-|
--------16-12----12-16----------16-12-14----------|
--------------14----------------------------------|
--------------------------------------------------|
--------------------------------------------------|
S S S S S S S S S S S S S S S S
--15-12----------------12-------15-12----12-------|
--------------------------------------------------|
--------16-12----12-16----16-12-------16----16-12-|
--------------14----------------------------------|
--------------------------------------------------|
--------------------------------------------------|
S S S S S S S S S S S S S S S S
--15-12----------------12-15-12----------14-------|
--------------------------------------------15-12-|
--------16-12----12-16----------16-12-14----------|
--------------14----------------------------------|
--------------------------------------------------|
--------------------------------------------------|
S S S S S S S S S S S S S S S S
--15-12----------------12-------15-12----12-------|
--------------------------------------------------|
--------17-12----12-17----17-12-------17----17-12-|
--------------14----------------------------------|
--------------------------------------------------|
--------------------------------------------------|
S S S S S S S S S S S S S S S S
--12-8--------------8-12-8-14-8-12-8------|
------------------------------------------|
-------12-9----9-12------------------12-9-|
------------10----------------------------|
------------------------------------------|
------------------------------------------|
S S S S S S S S S S S S S S S S
--14-10----------------10-------14-10----10-------|
--------------------------------------------------|
--------14-11----11-14----14-11-------14----14-11-|
--------------12----------------------------------|
--------------------------------------------------|
--------------------------------------------------|
S S S S S S S S S S S S S S S S
--14-11---------------------------------------------||
-----------------------------------12-16-12---------||
--------14-11----11-14-11-------------------------*-||
--------------13-------------13-16----------16-13-*-||
--------------------------14------------------------||
----------------------------------------------------||
S S S S S S S S S S S S S S S S
--16-12----------------12-------------------------|
-----------------------------------12-16-12-------|
--------16-13----13-16----------------------------|
--------------14-------------13-16----------16-13-|
--------------------------14----------------------|
--------------------------------------------------|
S S S S S S S S S S S S S S S S S S S S S S S S S S S S S S S S
--12-9--------------9---------------------|--9-5-----------5-----------------|
------------------------------9-12-9------|------------------------5-9-5-----|
-------13-9----9-13-----------------------|------9-6---6-9-------------------|
------------11-----------9-13--------13-9-|----------7---------6-9-------9-6-|
----------------------11------------------|------------------7---------------|
------------------------------------------|----------------------------------|
S S S S S S S S S S S S S S S S S S S S S S S S H
--9-5-----------5--------7-11-7------|--16-12-------------12----16~--------||
-------------------------------------|-------------------------------------||
------9-6---6-9-----8-11--------11-8-|--------16-13----13----16------------||
----------7-------9------------------|--------------14---------------------||
-------------------------------------|-------------------------------------||
-------------------------------------|-------------------------------------||