Boomerang fall

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Across
  1. 1. Urgent request
  2. 6. Venice of the north
  3. 8. Celebrity
  4. 9. Once your in it, it takes some to break it
  5. 12. Where the tulip grows
Down
  1. 2. Rock city
  2. 3. Desire for food
  3. 4. Longest European river
  4. 5. Picture mentally
  5. 7. Unwanted friend
  6. 10. Can’t live without it here
  7. 11. 1 and 0 system