It's the Great Pumpkin, Charlie Brown!

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Across
  1. 2. Charlie Brown's dog
  2. 5. who wrote a letter to the Great Pumpkin
  3. 6. a sweet food made of sugar
  4. 7. holiday celebrated by children who dress up in costumes and go from house to house begging for treats or playing tricks
  5. 8. clothing worn to make one look like some other person, animal, or thing
  6. 10. what the Peanuts gang dressed up as for Halloween
Down
  1. 1. where the Great Pumpkin was supposed to arrive
  2. 3. who tricked Charlie Brown with the football
  3. 4. main character
  4. 5. what falls off of trees in Fall
  5. 9. oval-shaped ball