(intro/main riff)
E|-----------8-5-8-5-7-------|
B|-------5---5-5-5-5-5-5-5/7-|
G|-------5---5-5-5-5-5-5-5/7-|
D|--5/7----7-7-7-7-7-7-5-5/7-|
A|---------------------------|
E|---------------------------|
(use palm mutes in between chords)

play similar riff over the 'well things just aren't as they seemed to 
be', but using a D7 chord voicing instead)

E|-------------------------------|
B|-------5--7-5-5---7-5--5-5-5/7-|
G|-------5--5-5-5---5-5--5-5-5/7-|
D|---5/7----7-7-5---7-7--5-5-5/7-|
A|-------------------------------|
E|-------------------------------|

(riff after the Eb > Ebm buildup)
                                  F#
E|--------------------------------2-|
B|------6\4-----------------------2-|
G|3/5-------3-3--2-2-2h3----------3-|
D|----------------------5-3-------4-|
A|--------------------------5-4-4-4-|
E|--------------------------------2-|

E|-2----|
B|-2--4-|
G|-3--3-|
D|-4--5-| play 3 times,
A|-4--6-| then lead into
E|-2----| this riff over a Abm7 > C#)

E|------4------|
B|-------4---6-|
G|--------4--6-|
D|---4-------6-|
A|--6--------4-|
E|-4-----------|

then......

   (the immortal ac2b riff :)
  Eb                  F#            
E|------------------------------------------|
B|8~-8-9-11-9-9h11p9p8-7~--9-11-9-9h11p9-8~-|
G|------------------------------------------|
D|------------------------------------------|
A|------------------------------------------|
E|------------------------------------------|

this riff is played again during the ending jam, where jon does this 
ascending type riff that follows that riff that goes something like this:

E|-------------------------------------|
B|12--12--12--12-----14--14--14--14/16-|
G|--11--11--11--11/13--13--13--13------|
D|-------------------------------------|
A|-------------------------------------|
E|-------------------------------------|