Is Black Sabbath the first metal band?

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Tags

1. #august
2. #first
3. #helped
4. #reality
5. #music
6. #paranoid
7. #define
8. #workington
9. #black
10. #sabbath
11. #metal
12. #place
13. #master
14. #pioneers
15. #releases
16. #genre
17. #cited
18. #often
19. #heavy