Happy Birthday/Father's Day/Christmas

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Across
  1. 1. between birth and death
  2. 3. your favorite prog band
  3. 5. word puzzle
  4. 7. 6-stringed musical instrument
  5. 9. day on which you were born
  6. 11. can't handle zombies
  7. 12. hint
  8. 13. UN-healthy
  9. 15. a representative portion
  10. 17. aquatic mustelid
  11. 18. as a part of a whole
Down
  1. 2. your mother's husband
  2. 4. one who plays rhythms and melodies
  3. 5. a holiday occurring over the span of Dec. 24 & 25
  4. 6. to ignite
  5. 8. 24 hour period
  6. 10. antonym of sad
  7. 12. to take someone's money
  8. 14. largest river basin
  9. 16. to take a journey, esp. in space
  10. 18. singular present tense of 'to be'