The Great Birthday Mystery

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Across
  1. 4. An exciting journey (4)
  2. 5. The US has one for golf and tennis (16)
  3. 7. Autumn (10)
  4. 8. What follows (2)
  5. 13. Ears, nose, mouth, <blank> (15)
  6. 15. Opposite of ends (5)
  7. 16. Not mine, singular (1)
Down
  1. 1. Win, Show, or .... (12)
  2. 2. <Blank> the Wild (11)
  3. 3. Not just good, but... (3)
  4. 6. Reeces <blank> (8)
  5. 9. THE most commonly used word (7)
  6. 10. A castle has one (13)
  7. 11. Not mine, once again (14)
  8. 12. "Danger <blank> Robinson!" (9)
  9. 14. Not later, but... (6)