Christmas puzzle

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Across
  1. 2. artist had the most Christmas number 1 singles?
  2. 5. Grinch. What is the highest grossing Christmas film of all time?
  3. 7. What is the most popular Christmas plant in the UK?
  4. 9. striezelmarkt. What is the oldest Christmas market in the world?
  5. 10. Christmas tree. What is the tree with fake snow called?
Down
  1. 1. What colour are mistletoe berries?
  2. 3. Where did the Christmas tree originate from?
  3. 4. Beatles.
  4. 6. alone 2. In what film would you hear the greeting 'Merry Christmas, ya filthy animal?
  5. 8. and Scandinavian mythology. Where do Christmas Gonks come from?
  6. 11. H. Johnson. Who invented electric lights for the Christmas tree?