Who am I?

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Across
  1. 2. I make videos and post them on Youtube
  2. 4. I work at the swimming pool
  3. 6. I play for Manchester United
  4. 8. I deliver letters
  5. 12. I work with paint and brushes
  6. 13. I play games for money
  7. 15. I fight fires
  8. 16. I work in a hospital
Down
  1. 1. I work in a lab
  2. 3. I educate children
  3. 5. I cook food in a restaurant
  4. 7. I make bread
  5. 9. I sing songs
  6. 10. I serve food to customers
  7. 11. I work with animals
  8. 14. I dance to music