This is for the bit near the end. repeat as many times as necessary
Hope it's right :)
E-----2-2-2-2-----0-0-0-0------2-2-2-2-----3-3-3-3---------------|
B--3-----------3-----------3------------3------------------------|
G----------------------------------------------------------------|
D----------------------------------------------------------------|
A----------------------------------------------------------------|
E----------------------------------------------------------------|
The same thing can be done with the chords:
D - E---2---- Dsus2 E--0--- Dsus4 E---3--|
B---3---- B--3--- B---3--|
G---2---- G--2--- G---2--|
D---0---- D--0--- D---0--|
Played D, Dsus2, D, Dsus4 - you cn always change the rhythm to suit your style :D
[ Tab from: http://www.guitaretab.com/u/u2/250375.html ]