Marlene and Walt's 80th Birthday Puzzle

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Across
  1. 2. "Happy Birthday" writing medium
  2. 3. Answer to life
  3. 6. Actress born in Honolulu, surprisingly
  4. 7. Signature formation of TBDBITL
  5. 11. Roman 80
  6. 14. Kurt Vonnegut's "Happy Birthday, _____ June"
  7. 15. 80 winks?
  8. 18. Winston or Salem
  9. 19. Jingo’s alter ego
  10. 20. Justice from New Hampshire
  11. 21. 80 synonym
  12. 23. Fave pup
  13. 24. The fabric of the fabricator
  14. 25. TWA Hub
  15. 27. Mythological giant slain by badass Hermes
  16. 28. "Pride and Prejudice" star, 1940
  17. 30. Nickname for an EC-121-K
  18. 33. 1521 visitor to Guam
  19. 34. Playground equipment or hotspot for grown-ups
  20. 36. Curry born in Guam
  21. 37. Former New Hampshire capital
  22. 38. A big NC industry
  23. 40. 1940 Cole Porter musical
  24. 43. Dominated the Kaimuki skyline at one time
  25. 44. TWA terminal architect
  26. 45. Fave Daughter Daughter
  27. 46. Birthday ______
  28. 47. Author who made his debut in 2014
  29. 50. Guam annexer
  30. 51. Connecticut submarine base site
Down
  1. 1. "Road to ______" 1940 comedy destination with Bing Crosby
  2. 4. 1960 Men’s Basketball National Champs
  3. 5. "The Birthday Party" playwright
  4. 8. Birthplace of Jared Sidney Torrance, founder of Torrance, California
  5. 9. “Well done!”
  6. 10. I forgot what this means
  7. 12. "Say ___" (1940 Andrews Sisters hit)
  8. 13. "___ of 1940" with Fred Astaire
  9. 16. Race Car driver trio of brothers, born in Bethlehem PA
  10. 17. The Queen of Them All (Siamese)
  11. 21. "___: The War President, 1940-1943"
  12. 22. "Strange ______" 1940 Clark Gable film
  13. 26. Opened their first store in Winston-Salem in 1937
  14. 27. Downtown Honolulu landmark
  15. 29. "Happy Birthday, Moon" author Frank
  16. 31. Honolulu zoo attraction
  17. 32. Wartime hiding place of the Liberty Bell
  18. 35. "The Breeze ______" 1940 song
  19. 39. “Happy Birthday” Tony winner
  20. 41. "Make _____!" (birthday cry)
  21. 42. 1940 Earle Hagen classic
  22. 48. Connecticut headquarters of ESPN
  23. 49. Connecticut-based department store chain