Happy Anniversary!

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Across
  1. 3. Bread by a different name
  2. 6. Last of the Mohicans
  3. 8. Tennis nil
  4. 10. Red Sox slugger Mo
  5. 12. @
  6. 13. Bib-wearer's entree
  7. 15. Phather's ______ Phries
  8. 18. Burden
  9. 20. Where water is a street (2 words)
  10. 22. Hydro-obsession
  11. 24. Progeny #3
  12. 25. 610 purveyor
  13. 27. Frigid waters or summer playground
  14. 29. What fours do
  15. 30. A card gets you quick mussels here (2 words)
  16. 32. Oven in chain link dungeon
  17. 34. Floor directly above twelfth
  18. 38. Instrument Dad "played" in college
  19. 39. Feral animal or whom Mom beat out
  20. 40. L
Down
  1. 1. "You're ___ top, you're the Coliseum..."
  2. 2. Progeny #1
  3. 4. Evening repast
  4. 5. Progeny #3
  5. 7. 02043
  6. 8. Progeny #2
  7. 9. #1 dish on Sunday nights
  8. 11. Sand in Portland
  9. 14. "You can't go wrong with a __________" (2 words)
  10. 16. _____ headquarters
  11. 17. Dad's favorite cheese
  12. 19. ______ Holdings LLC
  13. 21. Misspelled crania
  14. 23. Case after after
  15. 26. Cyclist's 80.5 km (2 words)
  16. 28. 280ZX attribute
  17. 31. Progeny #5
  18. 33. 16 ounces
  19. 35. Delight in
  20. 36. City where it all started
  21. 37. "I could be wrong, but _____" (2 words)