There are some subtle differences but this is the basic foundation
of the song. Not sure if this is really the tuning or if they 
just compensate with a second guitar, but this way works.
 No capo... Tuning = egdbce

|----1---------3---------1---------------|
|---0--0------0--0------0--0-------0---0-|
|--2----2----2----2----2----2-----0---0--| x3
|-3---3--3--2---2--2--0---0--0---2---2---|
|-------------------------------1---1----|
|----------------------------------------|

|---0--------------1----1-1-1-1-1-1-|
|---0--------------0----0-0-0-0-0-0-|
|---3-------3---3--0----0-0-0-0-0-0-|
|---3------3---3---0------0-0-0-0-0-|
|---3-----3---3----x------x-x-x-x-x-|
|-6-6----6---5---3-3------3-3-3-3-3-|

|----1---------3---------1---------------|
|---0--0------0--0------0--0-------0---0-|
|--2----2----2----2----2----2-----0---0--|
|-3---3--3--2---2--2--0---0--0---2---2---|
|-------------------------------1---1----|
|----------------------------------------|

|----0-----0-0----0-0----1-|
|----0-----0-0----0-0----0-|
|----3-----3-3----3-3----0-|
|----3-----3-3----3-3----0-|
|--3-3-----3-3----3-3----x-|
|-6--6---6-6-6--5-5-5--3-3-|

(Guitar 1)
|-----------------------|
|----0------------------|
|--------0---0---0---0--| x4
|---3---0---0---0---0---|
|--5---3---3---3---3----|
|-6---3---1---1---1-----|

(Guitar 2)
|-----1------3----5/9-9-9-9-------1------3------5-5-3-3--|
|-0/2----2/4----4----0-0-0-0--0/2----2/4----4/5--0-0-0-0-|
|--------------------------------------------------------| x4
|--------------------------------------------------------|
|--------------------------------------------------------|
|--------------------------------------------------------|

Play intro x 3 accompanied by...

(Harmony)
|------8---8---8------------13-------------12-------|
|---9---9---9---9--9----12----12--12---12----12--12-|
|-10-10--10--10--10---14--14----14---12--12----12---|
|---------------------------------------------------|
|---------------------------------------------------|
|---------------------------------------------------|

You can probably peice it together from here...enjoy