Complete
00:00:00
1 8 10 12 19 21 2 18 3 13 15 4 9 16 5 14 6 17 20 7 11
  1. 1a Someone willing to trade favours for mutual advantage? (13)
  2. 8a Open pastry case (4)
  3. 9a Somewhat unreasonable or OTT (1,3,4)
  4. 10a Sleuth (10)
  5. 12a Source of danger (6)
  6. 14a Disturbance (6)
  7. 15a Urchin (10)
  8. 19a Unpredictable factor (4,4)
  9. 20a Skating jump with a turn (4)
  10. 21a Another item? (9,4)
  11. 2d Signal that it's safe to come out (3,5)
  12. 3d Japanese martial art using split bamboo swords (5)
  13. 4d Was incompatible (7)
  14. 5d Bye (5)
  15. 6d Funny (7)
  16. 7d Per person (4)
  17. 11d Commercial activity (8)
  18. 13d Curtail (7)
  19. 14d Islam's holiest month (7)
  20. 16d Grind (one's teeth) (5)
  21. 17d Burner — passion (5)
  22. 18d Cylindrical storage tower (4)