Does Zac Efron really sing in the greatest showman?

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Tags

1. #greatest
2. #movie
3. #basically
4. #another
5. #efron
6. #known
7. #showman
8. #synced
9. #voice
10. #singer
11. #first
12. #playing
13. #actually
14. #world
15. #school
16. #musical