How well do you know your bunch

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Across
  1. 4. Mayonnaise
  2. 6. Mr Ants in Pants
  3. 9. Overflowing box
  4. 12. Friendship breaker
  5. 14. Eggitarian
  6. 16. Ms Morning Blues
  7. 19. Cry baby
  8. 22. Camera Ready Charmer
  9. 23. canteen explorer
Down
  1. 1. silly complain box
  2. 2. Bug stomper
  3. 3. Smarty pants
  4. 5. secret keeper pro
  5. 6. Creative wall artist
  6. 7. 24/7 helper
  7. 8. Quiet Smarty pants
  8. 10. The Beast
  9. 11. Double thumbs up
  10. 13. Powder doll
  11. 15. Part-timer
  12. 17. Math overload complainer
  13. 18. Sleepy head
  14. 20. Attention seeker
  15. 21. Cereal lover