Theme: "Opening Act" - The opening part of each before/after phrase is a rock band.
23A. Appreciative freeloaders?: GRATEFUL DEADBEATS.
37A. World conference participants?: TALKING HEADS OF STATE.
65A. "There's snowplace like home" or "I only have ice for you"?: COLD PLAY ON WORDS.
74A. Writing that's both flowery and thoughtful?: DEEP PURPLE PROSE. Not familiar with this band.
102A. Time anticipated by environmentalists?: GREEN DAY OF RECKONING.
123A. Bad dream about Cerberus?: THREE DOG NIGHTMARE.
Very consistent. All multi-word rock bands.
Only six theme entries. But they're all super long and takes up lots of space.
Across:
1. Savvy: SHREWD. Consonant-rich.
7. Degrees for corp. execs: MBAS.
11. Grates on: GALLS.
16. Couples' refuge?: ARK. Good old clue.
19. Come to a boil: SEETHE.
20. __ of office: OATH.
21. They have Mystery and Birthday Cake varieties: OREOS. So what's the flavor in the Mystery version?
22. It's tipped in a parlor: CUE.
26. English cathedral town: ELY.
27. Early mobile home?: TEPEE. Fun clue.
28. Merged telecom co.: GTE.
29. Brie coverings: RINDS.
30. Poems that glorify: ODES.
31. Entrust, as authority: DELEGATE.
35. Little bitty bits: ATOMS.
43. Platte River valley native: PAWNEE.
45. Spherical opening?: HEMI. Hemispherical.
46. Crews of "America's Got Talent": TERRY.
47. "__ something I said?": IS IT.
48. __ set: DESK.
52. Bad way to come on: STRONG.
56. Garfield's foil: ODIE.
57. 1993 Oscar nominee Rosie: PEREZ. For "White Men Can't Jump". She was on "Jeopardy!".
59. Longtime SeaWorld star: SHAMU.
61. Proof of ownership: DEED.
63. 'Neath opposite: O'ER.
64. Taco topping: SALSA.
69. FedEx alternative: UPS.
71. NFL's Gronk and others: TES. Tight Ends.
72. Special __: OPS.
73. Vietnam holiday: TET. February 12, 2021. Same day as Chinese Spring Festival.
80. Sketch starter: ETCH A.
84. U.K. locale: EUR.
85. Tolstoy title name: ANNA. "Anna Karenina". Such a complicated novel.
86. Goofs around: IDLES.
87. B in chemistry: BORON. Chemical symbol. 94. #30 on a table: ZINC.
88. Spare tire, perhaps: FLAB.
90. "Nausea" novelist: SARTRE.
93. Court cry: OYEZ.
95. Grade: MARK.
96. Sunset dirección: OESTE. And 134. Dakota del Norte, por ejemplo: ESTADO. And 106. Grado de examen perfecto: CIENTO.
98. Fictional captain with the middle name Tiberius: KIRK.
100. Hebrew prophet: ISAIAH.
109. Time-honored words: ADAGE.
110. It may be requested before a sentence: LENIENCE. How's different from "leniency"?
111. Much junk mail: SPAM.
114. WWI battle river: SOMME.
116. Time of preparation: EVE.
117. Take effect: SET IN.
122. Old Mideast alliance: Abbr.: UAR. United Arab Republic.
127. USMA part, briefly: MIL.
128. Beloved 1981 bride: DIANA.
129. Memo letters: ATTN.
130. Silver State NFLer: RAIDER. Starting this year. Las Vegas Raiders.
131. Sign of a hit: SRO. Standing Room Only.
132. Bier holder: STEIN.
133. Aussie hoppers: ROOS.
Down:
1. Marines NCO: SSGT.
2. "Over __!": HERE.
3. Gather: REAP.
4. Major suffix: ETTE. Majorette. And 30. Bony prefix: OSTEO. And 54. Prefix with con: NEO.
5. Cajole: WHEEDLE.
6. Rapper Mos __: DEF.
7. Like lava: MOLTEN.
8. Troublemaker: BAD EGG.
9. Absorbed, as a cost: ATE.
10. Doo-wop syllable: SHA.
11. Silk Road desert: GOBI. Their houses are called YURTS.
12. Big sporting spots: ARENAS.
13. Bring about: LEAD TO.
14. Much: LOTS OF.
15. Sound from a flat: SSS.
16. Breezed through: ACED.
17. __ of thumb: RULE.
18. Florida attraction: KEYS.
24. Hybrid citrus: UGLI.
25. Fantasized: DREAMT.
32. Just managed, with "out": EKED.
33. "This is so relaxing!": AHH.
34. Gets ready to drive: TEES UP. And 38. Pays to play: ANTES UP.
36. Winter setting in the Rockies: Abbr.: MST.
37. Show off a new outfit, say: TWIRL
39. Film set VIP: DIR.
40. Passion: ARDOR.
41. Gave it a whirl: TRIED.
42. Watchful ones: EYERS.
43. Lollapaloozas: PIPS.
44. In the Black?: ASEA.
49. Top row keyboard key: ESC.
50. Had success on the links: SHOT PAR.
51. Clark Kent, on Krypton: KALEL.
53. Post-Trojan War epic: ODYSSEY.
55. Fellow: GENT.
58. Frank of avant-garde rock: ZAPPA.
60. Whse. inventory: MDSE.
62. Geeky sort: DWEEB.
66. Voldemort's title: LORD.
67. Skating gold medalist Ohno: APOLO.
68. Certain footrest: OTTOMAN.
70. Pacific Division NBA team: SUNS.
74. Clear, as a windshield: DEFOG.
75. Calculus pioneer: EULER.
76. Clear the board: ERASE.
77. Genetic material: RNA.
78. Curie or Cardin: PIERRE.
79. Houston-to-Miami dir.: ESE.
81. Restaurant critic Claiborne: CRAIG. Not familiar to me.
82. Raised-chair dance: HORA.
83. Sarcophagus symbol: ANKH.
89. Second-stringers: B TEAM.
91. Ring ref's decision: TKO.
92. Ransacked: RIFLED.
97. Last word, say: END.
99. Author Kesey: KEN. I watched "One Flew Over the Cuckoo's Nest" ages ago. Very strange.
101. Tabasco time-outs: SIESTAS.
103. Brit's rats?: DASH IT. "rats!".
104. Greek markets: AGORAE.
105. Mocha native: YEMENI.
107. Bacon and Smith: KEVINS.
108. 10 C-notes: ONE G.
111. Adding results: SUMS.
112. Couple: PAIR.
113. 1968 self-named folk album: ARLO.
115. Have in mind: MEAN.
118. Send out: EMIT.
119. "Done!": TA DA. See my cucumber? I've harvested 14 this year. I'm a Joann wanna-be.
120. Ticked off: IRED.
121. Roman ruler of ill repute: NERO.
123. NFL scores: TDS.
124. Dinghy mover: OAR.
125. Muscle car in a '60s hit: GTO.
126. Where Charlemagne reigned: Abbr.: HRE.
C.C.