Guess the Christmas Tree - Day 1

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Across
  1. 4. Sinatra famously sang this christmas song
  2. 5. Elizabeth, Anne, Mary, Victoria
  3. 8. dasher, dancer, prancer and vixen
Down
  1. 1. John Travolta famously mispronounced her name
  2. 2. Frosty
  3. 3. temporary winter home or hunting-ground dwelling of Canadian and Greenland Inuit
  4. 6. Batman nemesis who has a "cool" side
  5. 7. another word for a female sibling