What does the PJ in PJ masks stand for?

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Tags

1. #catboy
2. #activate
3. #masks
4. #animal
5. #amulets
6. #become
7. #falls
8. #heroism
9. #transform
10. #super
11. #owlette
12. #gekko
13. #about
14. #their
15. #pajamas
16. #superheroes
17. #magically
18. #night