Cryptic Crossword (Themed)

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Across
  1. 4. Oscar went to the shooting place
  2. 5. What I hear Mario does
  3. 7. Gus and Ava, minus "Sam"
  4. 8. "Dad, You is informal"
  5. 11. The final thing next to Chuck
  6. 12. 56,11,11 (Hint: You'll find it on the table)
  7. 13. Not only is it inexpensive, it's broken
  8. 17. Exclaim (of Spain) in rain
  9. 18. Anagram of
  10. 19. It's revolting in Sodium Hydroxide!
  11. 21. Rhymes with "Mr Herman"
  12. 22. Street Poetry in General Electric
  13. 24. Shuffle on 1.6km
  14. 26. Poisonous gas next to messed-up vampire
  15. 27. Looks romantic
Down
  1. 1. I hear an electric flow
  2. 2. Oscar and Romeo exchange in this jumbled French cafée
  3. 3. Sounds like a couple
  4. 6. Miss Hawke's mother is beyond primary tests
  5. 9. Smashed wooden box
  6. 10. Broken plane pipe
  7. 14. To begin with, it's French and expensive
  8. 15. Anagram of
  9. 16. In my point, there's a deadly sin
  10. 20. Reversed moving image
  11. 23. Shattered couple next to baby's bed
  12. 25. "Male Proceed"