Theme: Toast Toppings - The four themes contain a synonym for that sweet spread you might slather on your toast. Two in front. Two in the back.
17A. Filled to capacity : JAM PACKED
27A. Certain wildlife refuge : STATE PRESERVE
47A. Hit from the "Moulin Rouge!" soundtrack : LADY MARMALADE. A unique version.(3:36)
62A. Spineless one : JELLYFISH
Argyle here, in the grip of a summer cold. Luckily I didn't have to think much on this one.
Across:
1. Aaron of Cooperstown : HANK. Cooperstown, NY, home of the Baseball Hall of Fame.
5. Fast ender : MEAL
9. Drink in a Dixie cup? : JULEP
14. Lotion additive : ALOE
15. ___ breve: 2/2 time : ALLA
16. Get under one umbrella, so to speak : UNITE
19. Panel member : JUROR
20. Soaking and relaxed : IN A TUB
21. One seeking repayment : CLAIMANT
23. Form W-4 fig. : SSN
24. NFL mike wearer : REF
26. Ballpark fig. : EST.
34. Annoying kid at the pool : SPLASHER
36. Catch, as a podcast : TUNE IN
37. Panache : ELAN
38. What a fluid oz. measures : LIQ.. Man, did I overthink this one.
40. Half of MCDII : DCCI. 1402/701
41. Geometry measure : LENGTH
44. Was in pain : SUFFERED
49. Ending with Cray : OLA. Oddly worded clue.
50. CBS's Rather : DAN
51. Shakespearean exclamations : AYs
54. Ticking danger : TIME BOMB
59. Summer pitcherful : ICE TEA
61. Stradivari's tutor : AMATI
64. Star in the same constellation as Betelgeuse : RIGEL
65. Latin 101 infinitive : ESSE
66. Collette of "United States of Tara" : TONI. United States of Tara (TV Series 2009– ) on Showtime. "A woman struggles to find a balance between her dissociative identity disorder and raising a dysfunctional family." Ms Collette has many looks so I'll link Google Images..
67. Ouzo flavoring : ANISE
68. White House maiden name : TODD. Mary Ann (née Todd) Lincoln.
69. Name-dropper, often : SNOB
Down:
1. Pilgrims to Mecca : HAJIS. Once again, wait for the perps to determine the spelling.
2. Greenspan and Turing : ALANS
3. Area of uncertainty : NO-MAN'S LAND
4. Held on to : KEPT
5. Shakespeare's shortest tragedy : MACBETH
6. Yellowstone grazer : ELK
7. Guinness of "Star Wars" : ALEC. Obi-Wan Kenobi.
8. Soup kitchen volunteer : LADLER. Dispensing the soup.
9. Martial art emphasizing throws : JUJITSU
10. Word on a dime : UNUM. E pluribus unum.
11. Pre-euro Italian currency : LIRA
12. Harrow rival : ETON. Eton College and Harrow School.
13. Cheeky : PERT
18. New Age-y emanations : AURAs
22. Words before "of rules" : A SET
25. Have a hunch : FEEL
28. Like some barbecue sauce : TANGY
29. Periscope part : PRISM
30. Wrapped up : ENDED
31. Hiking or biking : RECREATION
32. Nasty habit : VICE
33. Oklahoma city : ENID
34. Broker's order : SELL
35. Entreaty : PLEA
39. Four-sided campus space : QUAD
42. BlackBerry network choice : T-MOBILE
43. Saintly ring : HALO
45. Made things harder for the lifeguard : FLAILED
46. Ornate : FANCY
48. Engine for missiles : RAMJET
52. Like some easy questions : YES/NO
53. Indian honorific : SAHIB
54. O'Hara plantation : TARA. It was a different Tara (66-Across) but still....
55. "See you," in poker : "I'M IN"
56. Star-struck trio? : MAGI
57. Hot times in the cité : ÉTÉs. L'été dans la cité Clip.(2:03)
58. Anka's "Eso __" : BESO. How about "Eso Beso" but by Trombones Unlimited.(2:09)
60. Young newts : EFTs. Image.
63. Source of some '60s trips : LSD
Argyle