This is the main theme.
e|--------------------------------|
B|--------------------------------|
G|--------------------------------|
D|2-22-22-2-22-22-7-77-77-7-77-77-|
A|2-22-22-2-22-22-7-77-77-7-77-77-|
E|0-00-00-0-00-00-5-55-55-5-55-55-|

Chorus
e|-----------------|
B|-----------------|
G|-----------------|
D|----------6---9-9|
A|-7-7--9-44-477-7-|
E|5-5-77-7---------|

Keyboard Riff
e|------------|
B|9--5--------|
G|-8--4-9-88-6|
D|------------|
A|------------|
E|------------|

I hope this tab is right, it should be, its just I'm not sure if they're the right 
the notes and riffs are right though x