Winter Wonderland

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Across
  1. 4. nun, gimel, hay, shin
  2. 6. It's not gambling, it's for hanukah
  3. 7. Dec 31 greeting
  4. 9. 2020 was on this "list"
  5. 11. Green spoiler
  6. 13. Merry Christmas in Mexico
Down
  1. 1. Don't get stuck under the Phoradendron Serotinum
  2. 2. Kwanzaa and Hanukah share this symbol
  3. 3. Mason's picture of Frosty
  4. 5. What's missing?
  5. 8. A "Sweet" calendar
  6. 10. What 2020 should get in the stocking
  7. 12. "out with the old, in with the ..."