Strange Christmases Around The World!

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Across
  1. 5. What you decorate with ornaments
  2. 6. Events that people observe in the same way, every year
Down
  1. 1. A holiday when you exchange presents and decorate a tree
  2. 2. Songs Associated with christmas
  3. 3. Different from what is usual/ordinary
  4. 4. A pattern of behavior shared by a society