Round 4: Cryptic Christmas Crossword

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Across
  1. 1. Sounds like a can sale decoration.
  2. 4. Charms sit confused for festival.
  3. 7. Crazy dung dip for desert.
  4. 9. Christmas alphabet without the 12th letter.
  5. 10. Posh in chat(t)er round shiny thing.
Down
  1. 2. Filling the shelves for singular tights.
  2. 3. Out of breath silent act gets a duck for winter stage show.
  3. 5. Sounds like an air slot for a commercial is coming.
  4. 6. A country, a total flop.
  5. 8. She's singing a seasonal song.