The first letters of each answer will reveal a name

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Across
  1. 1. The day before Christmas
  2. 4. Santas real name
  3. 6. He had a very shiny nose
  4. 7. A messenger, Often found atop a Christmas tree
Down
  1. 2. Christmas drink with milk, eggs and spices
  2. 3. Mythical creature with pointy ears who makes toys
  3. 5. A Christmas ballet or a tool