HAPPY CHRISTMAS

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Across
  1. 4. A Belgian city grows vegetables (8,7)
  2. 5. Student in holy order is prickly (5)
  3. 7. see
  4. 9. silent, confused and glittery (6)
  5. 10. Retro binder conceals a little bird (5)
  6. 14. Goose tripped up catholic miser (7)
  7. 15. Santa's dubious travel (3,2,5)
  8. 17. Santa's helpers are just in it for themselves (5)
Down
  1. 1. Most elite of Christmas foliage (9)
  2. 2. Happily tipsy (5)
  3. 3. A gift for now (7)
  4. 6. Winter festival bizarrely makes southern rams itch (9)
  5. 7. Initially slow, but currently a cool dude (7)
  6. 8. It starts with something that's always radiant (4)
  7. 11. 2 en français (4)
  8. 12. A girl's song? (5)
  9. 13. the shower is an expensive beast, we hear (8)
  10. 16. Sounds like you'll record a cake (4,3)