Everywhere I've seen this song it is wrong. People need to learn how to listen. I've 
done a tab before and even I can tell they are wrong. This is in drop C tuning, but in 
it goes like this:

 Intro:
         C5                              G#5
e-----------------------------------------------------------|
B-----------------------------------------------------------|
G-------------5---------------------------------------------|
D------5--x--------5-----5---------------------6------------|
A---3-----------------3---------------------6---------------|
E---------------------------------------4-------------------|

        C5                         G#5           F5
e-----------------------------------------------------------|
B-----------------------------------------------------------|
G-------------5---------------------------------------------|
D------5--x--------5-----5--------------6-------------3-----|
A---3-----------------3-------------6-----------3--------3--|
E-------------------------------4------------1--------------|

 Verse:

        C5                                  G#5
e-----------------------------------------------------------|
B-----------------------------------------------------------|
G-------------5---------------------------------------------|
D------5--x--------5-----5---------------------6------------|
A---3-----------------3---------------------6---------------|
E---------------------------------------4-------------------|


Chorus:
       Cadd9     C  C7             G#5             F5

e-------------0--0-----------------------------------------------|
B-------------3--1-----------------------------------------------|
G--------0----0--0--3--0-----------------------------------------|
D-----2---------------------------------6---------------3--------|
A--3--------------------------------6----------------3------3----|
E-------------------------------4---------------1----------------|