Can You Guess?

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Across
  1. 3. Man's Best Friend
  2. 5. Smooth, Yellow, Dairy
  3. 6. Cloudy with a Chance of ________
  4. 7. He Who Must Not be Named
Down
  1. 1. Lives in a Pineapple under the Sea
  2. 2. Harry Potter's Owl
  3. 4. The Lightning Thief