Why is Scott Pilgrim vs the World Rated PG 13?

Related questions

1. How old is Scott Pilgrim's sister?
2. Did Brie Larson sing for Scott Pilgrim?
3. Did Brie Larson actually sing in Scott Pilgrim?
4. How many Scott Pilgrim comics are there?
5. How much money did Scott Pilgrim vs the world make?
6. Will there be a Scott Pilgrim 2?
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9. Who does Scott Pilgrim end up with?
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Tags

1. #references
2. #content
3. #world
4. #stylized
5. #pilgrim
6. #sexual
7. #violence
8. #rated
9. #language
10. #scott