When Tom starts singing you come in with...
Intro x4
G-----------------------------------
D---9--9----------------------------
A-77-77---9--9/-11--11--5/-7--------
E-------77-77/99--99--77/55---------

Chorus x2- "Fate fell short..."
G-----------------------------------
D-----------------------------------
A---------2-222222/4-444444-0-000000
E-0-000000--------------------------
After the chorus its the really fast part which is just Tom and Travis, then its Tom singing and guitar only. (No bass for both of those parts)

Verse x3
G-----------------------------------
D---9--9----------------------------
A-77-77---9--9/-11--11--5/-7--------
E-------77-77/99--99--77/55---------

Chorus x2 
G-----------------------------------
D-----------------------------------
A---------2-222222/4-444444-0-000000
E-0-000000--------------------------

Tom sing the chorus again by himself with drums only then you ply these two notes as soon as Mark starts singing.
A-7~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
E-0~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

When the guitar comes in you play...

Interlude x2
G----------------------------------
D----------------------------------
A-7777777/22222222/44444444-0000000
E----------------------------------

Ending x8- "Fate fell short..." 
G-----------------------------------
D-----------------------------------
A---------22222222/44444444-00000000
E-00000000--------------------------