Christmas is here

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Across
  1. 3. hang on a Christmas tree
  2. 6. pull Santa's sleigh
  3. 7. cold and white
  4. 8. delivers presents
  5. 9. put on the top of a Christmas tree
  6. 10. open on Christmas day
  7. 12. made from 3 balls
  8. 13. all unique
Down
  1. 1. has 24 chocolates
  2. 2. put round house
  3. 4. keeps you warm
  4. 5. bird that cant fly
  5. 8. hang up on fire place
  6. 11. spend Christmas with