Happy Birthday!

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Across
  1. 2. - home of the world's longest pleasure pier
  2. 8. - capital of Australia
  3. 9. - line coloured black on the London underground map
  4. 12. - number 12 on the Beaufort wind scale
  5. 13. - where you both are usually at this time
  6. 15. - US state with Salem as it's capital
  7. 16. - mums ruined anniversary surprise
Down
  1. 1. - first name of actress who played Beca in the Pitch Perfect films
  2. 3. - 31st President of the US
  3. 4. - Len Goodman's favourite score on SCD
  4. 5. - River that flows through Melbourne
  5. 6. - Penn and Teller, David Blaine but not Derren Brown
  6. 7. - surname of Iron Flame author
  7. 10. - sequel to Phantom of the opera
  8. 11. - Square root of twenty five
  9. 14. - number of players on a baseball team