Father's day!

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Across
  1. 3. Delightfully charming evening(9)
  2. 5. Oppopsite nellie forbush(5,2,5)
  3. 7. Fresh untouched snow on the slopes
  4. 8. Bumpy ski terrain
  5. 10. Happy fathers(3)
  6. 11. if i say i'll __i'll __ it(3)
Down
  1. 1. kliene(5)
  2. 2. Glacial (5)
  3. 4. Where rollercoasters are found(9)#
  4. 6. Pasta and (4)
  5. 9. High(7)