Don't be an idiom, do your puzzle!

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Across
  1. 3. breeze killer!
  2. 8. you'll go hungry if you spill them
  3. 9. who would do that to a bush?
  4. 11. and you might get shot in the foot
  5. 12. heterograph of what Riso doesn't have
  6. 14. what, you're a dentist?
  7. 18. what he escaped from with your tongue
  8. 19. keep it stiff if you don't want to cry
  9. 20. cut me some please!It's a Friday!
  10. 22. I heard that
  11. 23. don't switch it in the middle of the stream!
  12. 24. heterograph of Lancelot's occupation (Galahad and Gawain too... ok fine.. Batman is a dark one)
  13. 26. don't put this before your horse
  14. 27. sounds the same spelled the same
  15. 30. heterograph of the color of my face if I were to hang upside down and be angry
  16. 33. meow, woof, splash
  17. 36. heterograph of what baseball players and burglars do
Down
  1. 1. like an old vampire
  2. 2. heterograph of what students need to learn to do better in English class
  3. 4. oceanic heterograph
  4. 5. spelled the same sounds different
  5. 6. it'll mangle your nose if you get too close
  6. 7. they do it in Pamplona (that's in Spain)
  7. 10. heterograph of the opposite of wrong
  8. 13. spelled differently
  9. 14. heterograph of Bambi
  10. 15. you have a lot of these if you are clumsy
  11. 16. heterograph of the country that Sophocles, Oedipus and Homer came from
  12. 17. I doubt you'll get this one
  13. 21. might have your tongue
  14. 25. heterograph of what you have to keep tight while riding a horse
  15. 28. heterograph of angry fuzzy honey eater
  16. 29. I'll take a barrel of them
  17. 31. not a sheepish story
  18. 32. heterograph of what Riso's skin is
  19. 34. a culturally specific expression
  20. 35. heterograph of what you do to cheese over your pasta