puzzle

ACROSS

  1 Ribbons, bow ties and the like

  6 Gucci of fashion

 10 Diagnosis for many kids: Abbr.

 14 In progress

 15 Quick look, or a small sound

 16 Cheese often spread on crackers

 17 Alternative to a basement

 19 Transmitted

 20 Ripped

 21 Competitive "League of Legends," for one

 23 Fuss

 24 Fishing pole

 26 Backpacker's snack

 28 Muckety-muck

 32 Agitated mood

 33 Philanthropist Yoko

 34 Mean look

 37 Brand with a "Back to the Future" time machine set

 40 Initially sluggish ... or like 17-, 26-, 52- and 66-Across, in a sense?

 44 Below average

 45 Religious donation

 46 Sch. with a Mystery Hunt

 47 Jazz phrase

 50 Appears that way

 52 Event for hot rods

 56 Contract that prevents blabbing: Abbr.

 57 Apple platform since '07

 58 Like leaning lettering

 60 Female deer

 64 "Ain't happening"

 66 Where you should be awake while sawing logs

 68 Give forth

 69 Words of understanding

 70 "Greetings!"

 71 Match, like audio and video

 72 ___ Plus shampoo

 73 Early stage


DOWN

  1 Pinky swear, say

  2 Hairdo for Dr. J, sometimes

  3 Fly like an eagle

  4 Looms (over)

  5 Largest airport in Ga.

  6 Google Play selections

  7 Jumped

  8 Interior look

  9 Productions at the Met

 10 Six-pack muscles

 11 The 1992 U.S. Olympic basketball squad and others

 12 Delhi tongue

 13 Period after going cold turkey, casually

 18 Arizona city with a chapel built into red rocks

 22 Pewter element

 25 Very, very

 27 Pleasant tune

 28 "Touched your nose!" noise

 29 Data, for short

 30 Drive around casually

 31 Put through the paces

 35 Giants great Manning

 36 Deteriorates

 38 Concept related to perseverance

 39 Palindromic German name

 41 H.S. subject with tangents

 42 Opposite of whither

 43 Bird's tidbit

 48 Day after Thu.

 49 Puffy reminder of a scuffle

 51 2007-'15 show set at an ad agency

 52 Eats in style

 53 Spacious

 54 Focus for a nonprofit

 55 He chases Bugs

 59 "Uh-huh, sure"

 61 Olive and corn products

 62 Competitor of Vogue

 63 Piggy bank feature

 65 Series finale?

 67 P, in Greek

solution