Pantera

starts out with
g--------------------------
d--------------------------
a-3-3-3-3------------------
e--------------------------

then it goes

g-----7-9-7------------------------------------------
d---9-------9--8-7--5---7-5---7-5--------------------
a-7-------------------7-----7-----5-6-7--------------
e----------------------------------------------------
repeat ^ 4 times

Then this throug the rest of the song
g--------------------------
d--------------------------
a-3-3-3-3------------------
e--------------------------

Taken from The BassMasta -- http://www.tabs-database.com