Theme: Hang Your Hat Here - Whether you have just a cap, a ten-gallon, or un chapeau, you can find a home for it today.
20A. Dairy food with loose curds : COTTAGE CHEESE
38A. Dip for veggies : RANCH DRESSING
57A. Tenderloin often served with Béarnaise sauce : CHÂTEAUBRIAND
55D. Place to live, one of which starts the three longest puzzle answers : ABODE
Argyle here. Debut(?) puzzle for our constructor today. Three nice long themes and a unifier in a pleasing grid. No complaint from me.
Across:
1. Actress Anderson : LONI. Here is a WKRP clip(1:26) where she is laying it on for a Mr. "Breezy".
5. Like one who limps : LAME. Like Dr. House.
9. Exhausted, with "out" : WIPED. Yes, I had TIRED first. Good fake-out.
14. Sportscaster Hershiser : OREL. And 51D. Los Angeles ballplayer : DODGER. In 1988, he won the Gold Glove, Cy Young Award, the NLCS MVP and the World Series MVP with the Dodgers.
15. Director Kazan : ELIA
16. Biscotti flavoring : ANISE. More food.
17. Sagacious : WISE
18. Computer storage medium : DISC
19. Aquarium fish : GUPPY. Learn more, if you want, here.
23. Pub pint : ALE
24. Buddhist sect : ZEN
25. Many shoppers buy on it : CREDIT
28. Bare minimum : LEAST
30. Jibs and spinnakers : SAILS
33. Often-flowery verse : ODE
34. "Is it soup __?" : YET. Hard to believe but I can't find a video of this Lipton commercial.
36. Letters before an alias : AKA. (also known as)
37. Bed with a mate : TWIN
42. "I've Gotta __": Sammy Davis Jr. hit : BE ME. Recorded by a lot of singers.
43. Fair-hiring inits. : EEO. (Equal Employment Opportunity)
44. "Casablanca" pianist : SAM
45. Honest prez : ABE
46. Idyllic places : EDENS
48. Lukewarm : TEPID
52. Internal Revenue Code expert : TAX PRO
54. Stable diet? : HAY
56. Brian with the album "Music for Airports" : ENO. It's time for Mr. ENO to take a rest.
61. Pandemonium : CHAOS
63. Jackson 5 member : TITO. The third of the ten Jackson children.
64. Glitch : SNAG
65. Songstress Lena : HORNE. She didn't sing "I've got to be me".
66. Gunk : CRUD
67. Remote button : MUTE
68. Broke off, as talks : ENDED
69. Ballyhoo : HYPE
70. Suffix with road or hip : STER. Roadster or Hipster.
Down:
1. Like diet beverages : LOW-CAL. Low-Calorie.
2. Baltimore bird : ORIOLE
4. Abba's "__ the Music Speak" : I LET. Clip.(5:19) One of their last songs.
5. Rocky projection : LEDGE
6. Martians and such : ALIENS
7. Catchall abbr. : MISC.
8. For one : EACH
9. Track transactions : WAGERS
10. Occupied, as a lavatory : IN USE
11. "Put a lid on it!" : "PIPE DOWN!" plus 47D. "Zip your lip!" : "SHUT UP!". Is our constructor a mother? I wonder.
12. Sixth sense, for short : ESP
13. Susan of "L.A. Law" : DEY
21. Ancient Mexican : AZTEC
22. Mercedes-Benz model series : E CLASS. Dennis?
26. Beatnik's "Gotcha" : "I DIG"
27. Finger count : TEN
29. "Auld Lang __" : SYNE
31. Hank with 755 career homers : AARON
32. Tina Turner's ex : IKE
35. Precisely, after "on" : THE DOT
37. Game-stopping call : "TIME!". A few called this weekend, eh?
38. Country singer McEntire : REBA
39. "Don't leave home without it" convenience : AMEX CARD. American Express Card.
40. Poor grade : DEE
41. Mythical man-goat : SATYR
42. Halloween decoration : BAT
46. Rubbed off the board : ERASED
49. Bar snack item : PEANUT
50. Present from birth : INNATE
53. "E.T. __ home" : PHONE
58. Cut with acid : ETCH
59. Breezy : AIRY. For Mr. Breezy, see 1-Across.
60. Doctrines : ISMs
61. Revolutionary Guevara : CHE. Castro's friend.
62. Darlin' : HON'
Argyle