This is overly repeat melody in the background also the chorus.
[ Tab from: http://www.guitaretab.com/j/jay-chou/82743.html ]
e-------------------------------------------------|
b--3---1---4---3-----------6---6---4---1----------|
g------------------3---3--------------------------|
D-------------------------------------------------|
A-------------------------------------------------|
E-------------------------------------------------|
e-------------------------------------------------|
b--3---1---4---3-------------------1--------------|
g------------------3---0---3---3-------3----------|
D-------------------------------------------------|
A-------------------------------------------------|
E-------------------------------------------------|
And repeats in the whole song.
Hope it is right.
