This is just the main chorus...there are two versions, riff B is played every 2nd 
time (and then twice during the outro in A-B-A-B pattern)
Tuning is drop D (D A D G B E)

A.)
And get on the floor...|...uh huh I'm fixin' to thrill
E |--------------------|----------------|
B |--------------------|----------------|
G |--------------------|----------------|
D |-0==--3-2-----------|----------------|
A |----------3---------|-----3-0--------|
D |------------5======-|-5-5-----3-0====|

B.)
we know you're one one of us...|...Look I, I'm fixin' to thrill
E |-------------------|----------------|
B |-------------------|----------------|
G |-------------------|----------------|
D |-0==--3-2----------|----------------|
A |----------3--------|----h3-0--------|
D |------------5=====b|-5b------3-0====|