Crypt-ish Crossword

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Across
  1. 2. Primary school leader
  2. 5. TV comedian who captured a small bird
  3. 11. Tomfoolery without crazy becomes a Chinese dynasty
  4. 12. Partner to half a sandwich
  5. 18. Word game turns Southern breakfast side with digraph substitution
  6. 19. Space between spaces containing a small bird
  7. 20. Gustatory sensations found in a financial holding
  8. 22. Boastful sound of an infamous leader
  9. 23. Corner of a flag cannot be mixed around
  10. 25. Seinfeld character whose name contains a zodiac symbol
  11. 27. Stately author found during a raging invasion
  12. 28. Starts to bend over waist
  13. 29. Mushrooms eaten by a Belgian soccer player
Down
  1. 1. Artist who insists this is not a clue
  2. 3. Tie worn by a team representative
  3. 4. Compact video game, I hear
  4. 6. Immature rapper pseudonym
  5. 7. End of brunch dish, start of famed detective
  6. 8. British neighborhood might lack orally
  7. 9. Hold aloft, another way
  8. 10. Cartoon family with indigestion
  9. 13. Oddly smart quiz
  10. 14. Pet’s hand covered in tin suddenly appears
  11. 15. Something you might find in pairs, the French hear
  12. 16. Mixed bag, chattily
  13. 17. Legless creature I’m thankful for
  14. 21. Noble gas resembling a 1999 science fiction film
  15. 24. Colloquially
  16. 26. Untrained porcine animal that makes for a tasty ragu
  17. 30. Early 2000s club song title found in a Shakespeare play
  18. 31. Instrument without its head becomes another