Does Justin Bieber use autotune?

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Tags

1. #bieber
2. #levels
3. #natural
4. #justin
5. #producers
6. #person
7. #average
8. #reason
9. #microphone
10. #sings
11. #musical
12. #because
13. #decided
14. #filter
15. #noticed
16. #ridiculous
17. #crank
18. #sounds
19. #autotune