Complete
00:00:00
8 10 13 16 6 5 19 1 17 2 9 14 3 11 15 4 12 18 7
  1. 5 a Do for a happy couple, perhaps (9)
  2. 8 a Written proposal or reminder (abbr) (4)
  3. 9 a Unrealistic individual (8)
  4. 10 a Insufficient in amount (6)
  5. 11 a Plastic explosive (6)
  6. 13 a Exude profusely (6)
  7. 15 a Mean and moody? (6)
  8. 16 a Weight (8)
  9. 18 a Stepped (4)
  10. 19 a Someone who presides over a forum (9)
  11. 1 d Speak out against (8)
  12. 2 d Frivolous behaviour (6)
  13. 3 d By legend, the first 12 ended here (6)
  14. 4 d End (one's own, perhaps?) (4)
  15. 6 d Period when one is not at war (9)
  16. 7 d No praises (anag) — disparaging comment (9)
  17. 12 d Since 1921, the standard length for one of these has been 26 miles 385 yards (8)
  18. 14 d Bring together (6)
  19. 15 d Lose (6)
  20. 17 d Sound of laughter (or disapproval) (4)

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