Intro:
G|---------------------|----------------------||
D|-------7---------7---|----------------------||
A|-5--5-----5---5------|----------------------||
E|---------------------|-5---5------3--------5||

Fast part:
G|------------------------------|------------------------||
D|------------------------------|------2-----------------||
A|-2---2-0-----2------5---5---5-|-0--0-----0-------------||
E|------------------------------|-------------2--3--3--5-||

Variation
G|------------------------------|-------------------------||
D|------------------------------|-------------------------||
A|-2---2-0-----2------5---5---5-|-------------------------||
E|------------------------------|-2--2-2----2--5--5-5---5-||

As most smith songs go the timing is the most important thing so
if you get that right then you've cracked it.