Birthday conundrum

12345678910111213141516171819202122
Across
  1. 2. Stockpile misplaced—time to find underground space
  2. 4. Warm cover for bed, especially on vacation
  3. 6. Brief moment of light or brilliance
  4. 9. Conflict between two forces
  5. 10. Eager to get involved in smart campaign
  6. 11. Advancing on the ladder, taking charge
  7. 13. Break open under pressure
  8. 15. Arrange clothing for function
  9. 16. Tiny skirt cut short
  10. 17. Garden Leading outdoor space, initially set before hedge
  11. 18. It’s new, probably confused with place or part
  12. 21. Beard’s finally grown into a new look
  13. 22. Fluff found in old magazines
Down
  1. 1. Maker of bread, perhaps, seen with cap
  2. 3. Fasten in place, first class
  3. 5. In the air, oddly climbing, the old passage
  4. 7. Cover up planet in final phase
  5. 8. Power source, initially untested, not standing still
  6. 12. Polish rough edges of stone
  7. 14. Rule without delay, perhaps
  8. 19. Turned around small object
  9. 20. A little rest for a rich person