A Cryptic Christmas

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Across
  1. 4. Supplying garment (8)
  2. 5. Madonna sounds happy (4)
  3. 8. Taint ivy decorated around his birth scene (8)
  4. 10. Satan is mixed up on his naughty list (5)
  5. 14. Audibly defeat carriage (6)
  6. 15. Preferred interior shade (3)
  7. 20. Hilltop section is first gift in song (9)
  8. 21. Icemen scramble mathematical constant to get treat (5,3)
  9. 22. Greek letter or puzzled singers (5)
  10. 23. Cookie made by big gardener (11)
  11. 25. Father according to cap comes from cracker (5,3)
  12. 26. Train for magnetic show (5,7)
  13. 30. Magical creature within oneself (3)
  14. 31. A dance in New York City becomes sweet (5,4)
  15. 32. Four fetes appear merry (7)
  16. 33. Buck holdup is confused with red leader (7)
  17. 34. Is this confectionery one of your five a day? (9)
  18. 36. Horned creature marks up badly behaved ones (7)
  19. 38. Glean disorder atop the tree (5)
  20. 39. Kevin watches a film in solitary (4,5)
  21. 40. Fire bag (4)
  22. 43. Magi offers honest fragrance (12)
  23. 44. The brightest are the best! (4)
  24. 46. Sounds like downpour, love (8)
Down
  1. 1. Time for a bout? (6,3)
  2. 2. 'Tis the season to win terrible prize (6)
  3. 3. Green rage tops measurement of mean-spirited character (6)
  4. 5. My HR rep begins editing guru's gift (5)
  5. 6. Kissing spot could be the most elite (9)
  6. 7. Jury leader hopes for carpenter (6)
  7. 9. Bird country (6)
  8. 10. Go score against this miser! (7)
  9. 11. You will record this chocolate cake (4,3)
  10. 12. Austria shortens to sage's contribution (4)
  11. 13. Replica iron gives us heat (9)
  12. 16. There's no room here!
  13. 17. Decorative material heard to be rhyming (8)
  14. 18. Hogs keeping warm? (4,2,8)
  15. 19. Birthplace could be the helm (9)
  16. 23. Weird genre is a colour (5)
  17. 24. A way in a mother's first ire (6)
  18. 27. Plug outlet starts the season (6)
  19. 28. Trucker can reschedule ballet (11)
  20. 29. Term miner uses for joy (9)
  21. 35. I ride, reportedly, on frozen water (6)
  22. 37. Carol around tinsel thing (6,5)
  23. 41. Today is a gift (7)
  24. 42. Nitrogen in woman's rebuilt ice sculpture (7)
  25. 45. Thawer rearranges into flower arrangement (6)