Tuneful Tetrad by Fred Piscop

Across 1. Postgame show 6. Italian white wine 11. Danson of "Cheers" 14. Author Jong 15. Synthetic fiber 16. Suffix with serpent 17. CROSBY 19. Shriver of tennis 20. Indy 500 et al. 21. Spherical opening? 22. Foul odor 25. Stylist Vidal 28. Snapshot, for short 29. STILLS 32. Make amends 34. They're deep in study 35. Muscular fitness 36. Doves and hawks 37. Storklike creature 41. Mineral containing magnesium 43. Part of a drum kit 44. NASH 48. Hamelin evictee 49. Has in mind 50. Full of mischief 52. Square footage 53. Moses mount 55. Fenway team, on scoreboards 56. YOUNG 62. Long. crosser 63. Think the world of 64. Homeric epic 65. Mag. bigwigs 66. "Goodbye, Mr. Chips" Oscar winner 67. Aides: Abbr. Down 1. __ room (play space) 2. Drop the ball

3. AFL merger partner 4. Squirrel snack 5. Verve 6.  In need of liniment 7. Spheres 8. "Rope-a-dope" pugilist 9. Wernher __ Braun 10. A Siamese twin 11. Walk softly 12. Win the heart of 13. Exorcism targets 18. Bounce back 21. Invites to enter 22. Petty quarrel 23. Percussionist Puente 24. Galbraith's subj. 25. etaoin __ (Linotype line) 26. "Rag Mop" brothers 27. Patriotic org. 30. States one's views 31. Jazz pianist Chick 33. Snapple alternative 36. Home of football's Cowboys, familiarly 38. Adriatic seaport 39. Nest-egg options, for short 40. Third son of Adam 42. Give two thumbs down to 43. Mogadishu's country 44. Practicable 45. Encroachment 46. Blasts from the past? 47. Yothers or Majorino 51. Dose units 53. Blood fluids 54. "Yeah, right" 56. Good, in the 'hood 57. Fuss 58. Arlo, to Woody 59. A sib 60. Manx or Persian 61. HB's gains Copyright © Fred Piscop