- 1 ACE
21A Virtuoso
57493 - 2 SSN
67D Nine-digit ID, in brief
44242 - 3 ESP
4D Paranormal power, for short
35344 - 4 TAN
70D Shade of brown
30238 - 5 ITEM
72A Thingy
27274 - 6 ADD
49D Put two and two together?
27224 - 7 SON
51A Heracles, to Zeus
24213 - 8 EGOS
38D Swelled heads
23210 - 9 RBI
47A Diamond stat
23190 - 10 ADAM
7D One who raised Cain
18265 - 11 BRO
43D Modern lead-in to -grammer
18147 - 12 DAB
48A Dance move that went from trendy to cringey in the 2010s
16124 - 13 TENET
39A Something to believe in
15147 - 14 MINI
61A Above-the-knee skirt
15100 - 15 SRA
34A Mrs., on Majorca
14186 - 16 ADOS
16A Hubbubs
13121 - 17 SATE
30A Fill to the gills
12144 - 18 LIEU
68A Stead
11113 - 19 INTEL
76A Company behind the first microprocessor
1183 - 20 PACT
6D Covenant
1079 - 21 STATE
69A Part of a political convention roll call
990 - 22 FAD
65A Pet rocks, once
887 - 23 KEEL
63D Topple (over)
861 - 24 SHALE
5D Thin-layered sedimentary rock
844 - 25 ECOLI
40D Food-spoiling bacterium
7103 - 26 ELUDE
37D Slip past
787 - 27 PALES
1A Becomes less important by comparison
728 - 28 NPR
24D "Fresh Air" broadcaster
698 - 29 TRITE
58D Far from original
673 - 30 BENT
33D Crooked
668 - 31 MESSI
60D Soccer great with a statue in Buenos Aires
618 - 32 ELTON
74A Singer John whose middle name is Hercules
5102 - 33 WWI
32D Conflict that ended at 11:00 on 11/11
534 - 34 TAMPA
18A City near St. Petersburg
467 - 35 CARP
19A Bellyache
455 - 36 EDGED
23D Sidled (along)
443 - 37 OATEN
11D Like some breakfast cereals
439 - 38 CASES
71A Checks out, in a way
435 - 39 PAGE
6A Newspaper unit
371 - 40 BBS
10D Tiny ammo
356 - 41 ACIDS
66A They turn litmus paper red
350 - 42 ORDEAL
55D Herculean undertaking
335 - 43 ACACIA
2D Tree that's a favorite of giraffes
334 - 44 RUMP
64D Posterior
329 - 45 SACHA
73A Satirist ___ Baron Cohen
319 - 46 KELP
75A Food for a sea urchin
226 - 47 PEEWEE
36A Pint-size
222 - 48 GINSU
45A Brand of knives touted in classic infomercials
218 - 49 UDO
35A Japanese salad herb
216 - 50 PETALS
1D Potpourri pieces
213 - 51 TORINO
46A 2006 Winter Olympics host
213 - 52 ILOVEDIT
56A "Two thumbs up!"
25 - 53 STAMP
20A Benjamin Franklin is depicted on the first U.S. one (1847)
150 - 54 VIDEO
57D Many a smartphone recording
133 - 55 LOATHE
54D Abhor
130 - 56 ECASH
15A Bitcoin, e.g.
122 - 57 EMME
25A 1990s supermodel with a palindromic name
122 - 58 ESPIES
9D Catches sight of
122 - 59 LILO
52A Stitch's pal, in film
121 - 60 LAMENT
3D Bemoan
119 - 61 BALOO
17A Bear who sings "The Bare Necessities" in a 1967 Disney film
116 - 62 LINDY
44D ___ hop (swing era dance)
111 - 63 KEPIS
27D French military headwear
18 - 64 GRIMACE
45D Not a happy face
17 - 65 HOPENOT
14D "Heaven forbid!"
17 - 66 SLAMDUNK
12D Emphatic two-pointer
16 - 67 DEPENDON
28A Put one's trust in
15 - 68 LINKED
26A Like regular exercise and happiness, per research
14 - 69 BIALIK
50D Mayim who played Amy Farrah Fowler on "The Big Bang Theory"
13 - 70 EATON
29D Use, as dishes
024 - 71 BOSCH
10A "The Garden of Earthly Delights" painter
016 - 72 GORED
8D Wounded by a bull, say
010 - 73 DMINOR
59A Key of Beethoven's Ninth
08 - 74 UNIONIST
42D Abraham Lincoln, for one
06 - 75 GWB
31A 43rd prez
05 - 76 LETMEIN
22A "C'mon, open the door!"
05 - 77 INFACT
53D "Believe it or not ..."
04 - 78 BIBLICAL
41D Like Sodom and Gomorrah
02 - 79 BUILDINGBLOCKS debut
41A Smaller parts making up a larger whole ... with a hint to the six groups of shaded squares in this puzzle
01 - 80 01
- 81 01