Solve for "X"mas

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Across
  1. 3. All I want for Christmas is _______.
  2. 4. 3.1415926535.
  3. 6. Best present you (Jamie) received.
  4. 7. Currency in Thailand.
  5. 9. R O Y G _ I V
  6. 10. Odd one out.
  7. 12. Largest planet.
  8. 13. Always running, never walking.
  9. 15. Greatest last name of all time.
  10. 17. I come before "precious" or "oh _____ god".
  11. 18. I am tall when I am young and short when I am old.
Down
  1. 1. Always ahead of you but never seen.
  2. 2. Roses are red ______ are blue
  3. 4. Thought us everything in life.
  4. 5. Jaydens father.
  5. 7. Buzz 🐝.
  6. 8. Most improved Maths teacher.
  7. 9. Opposite of worst.
  8. 11. Iron ______
  9. 14. Newest addition.
  10. 16. Your last holiday.