The key varies with the version.
Intro
----------------
1-
----------------
2-
----------------
Song structure
Intro - 1 - 2 - Intro
Intro - 2 - Intro - Intro
|----x---------3-----|
|----5---------2-----|
|----8---------3-----|
|----6---------x-----|
|----7---------x-----|
|----x---------3-----|