- 1 ETA
20A Bit of flight info
74571 - 2 OLE
22A Cheer of encouragement
54525 - 3 ERR
61D Transgress
54522 - 4 ART
27D "___ is long, life is short" (Greek aphorism)
40384 - 5 SEA
24A Siren's setting
40370 - 6 ANI
62A Small change in party parity?
36238 - 7 IDO
45A Words of commitment
33336 - 8 STAR
1A Indy 500 directive
31316 - 9 OVA
35D Products of oogenesis
30259 - 10 PTA
29D Org. that might organize a book fair
25240 - 11 LOT
49A Portion
25189 - 12 YEN
65D Hunger or thirst
24212 - 13 RES
4D "Hi" follower
17279 - 14 STOP
44D "Enough!"
17180 - 15 LYE
70A Caustic cleaner
17146 - 16 SIA
64D One-named pop singer with hits such as "Elastic Heart" and "The Greatest"
1743 - 17 ROTI
30D Indian flatbread
1558 - 18 NOVA
10A Neon sign outside a motel
12125 - 19 TOGA
43D Word repeated in an "Animal House" chant
12115 - 20 NBC
10D Oldest major TV network in the U.S.
1290 - 21 NIKE
59D Figure in the Louvre's "Winged Victory of Samothrace"
1167 - 22 BAIL
58D Back out unexpectedly
1150 - 23 ICK
67A "Gross!"
1070 - 24 ERNIE
68A Muppet with a distinctive snickering laugh
9163 - 25 NAPE
36D Scruff
9115 - 26 TILE
14A Bit of roofing
9114 - 27 EPEES
8D Olympic weapons
9104 - 28 GEODE
60A Quartz-filled rock
843 - 29 BROS
16A "My dudes!"
838 - 30 GAB
60D "Gift" that can be annoying to others
783 - 31 CIG
5D An "e-" one was first developed in 2003, for short
752 - 32 HIPS
37D Where one's hands are placed at the end of the macarena
732 - 33 SOAK
48D Enjoy a bath
661 - 34 ODAY
38D Anita of jazz
650 - 35 CITI
19A Name on an AAdvantage credit card
639 - 36 ASIAGO
13D Popular Italian cheese
632 - 37 AGEGAP
56A Generational divide
618 - 38 INAPP
15A Like some mobile-device purchases
69 - 39 COMET
5A Epiphany that precedes a major change
530 - 40 UVA
40A Charlottesville sch.
467 - 41 YULE
47D Wintry season
453 - 42 SENORA
53D Title with a tilde
445 - 43 RUNS
34D Routes down a ski mountain
441 - 44 EPPS
17A Actor Omar
434 - 45 SAGAN
71A Carl who wrote "Cosmos"
429 - 46 NOISY
63A Like many bars during happy hour
425 - 47 MAUL
7D Badly rough up
335 - 48 ALPACA
3D Domesticated relative of the vicuña
330 - 49 TPS
9D Festoons with bathroom tissue, informally
324 - 50 ABODES
51D Houses
321 - 51 KCAR
26D Classic Chrysler
319 - 52 SYNAPSE
46A Part of a neural network
317 - 53 RIFTS
41A Major faults
314 - 54 SYMBOL
54A The green light in "The Great Gatsby," for one
38 - 55 ORISIT
11D Question that casts doubt
37 - 56 ASTRONAUT
33A One on a mission
26 - 57 PARAMUS
50A New Jersey borough known for its shopping malls
26 - 58 HOWRU
37A "What's up?," in text shorthand
24 - 59 ARLEN
66A Harold who composed "Over the Rainbow"
147 - 60 BREST
69A Port in western France
120 - 61 ONLOW
6D Barely simmering, say
119 - 62 STEELS
1D Fortifies
117 - 63 TOOTOO
32A Excessive
117 - 64 TIPTOP
2D First-rate
114 - 65 GLUES
18A Sticks firmly
113 - 66 SPACER
31A Orthodontic device
110 - 67 SPYRING
28A Group of assets?
15 - 68 EONSAGO
52A A long, long way back
13 - 69 VOTENO
12D Say "nay"
13 - 70 WORMHOLE
39D Portal represented by each pair of circled letters in this puzzle
12 - 71 11
- 72 11
- 73 11
- 74 11
- 75 11
- 76 11