Standard tuning


e-----------------------------------------|
B-----------------------------------------|
G-----------------------------------------|
D-----------------------------------------|
A--2-2--4-4--5-5--4-4--2-2--4-4--5-5--4-4-|     x2
E--0-0--0-0--0-0--0-0--0-0--0-0--0-0--0-0-|


e-----------------------------------------|
B-----------------------------------------|
G-----------------------------------------|
D--2-2--4-4--5-5--4-4--2-2--4-4--5-5--4-4-|
A--0-0--0-0--0-0--0-0--0-0--0-0--0-0--0-0-|
E-----------------------------------------|

e-----------------------------------------|
B-----------------------------------------|
G-----------------------------------------|
D-----------------------------------------|
A--2-2--4-4--5-5--4-4--2-2--4-4--5-5--4-4-|
E--0-0--0-0--0-0--0-0--0-0--0-0--0-0--0-0-|

Then strum each of these bar chords (about 3x, depending on your style) and go back to 
the beginning

B: 799877
A: 577655