Puzzle

ACROSS

  1 Acid type in proteins

  6 Legend

 10 "What a relief!"

 14 Had a conniption

 15 Hard to find

 16 Like Earhart's flight across the Atlantic

 17 Charged for overdue books

 18 *Messy sandwich the couple enjoyed first

 20 Actress Larter

 21 Sibling of Huey and Louie

 23 Computer symbols

 24 Digitally enhance, as a photo

 26 "Lah-di-___!"

 27 *Cheese-topped bowlful they enjoyed second

 33 Boxing ref's call

 34 "Milk's favorite cookie"

 35 Actress Thurman

 36 Art ___ building

 39 Covers up for safe travel?

 41 They don't lie, per a Shakira hit

 42 Jump-starting org.

 43 Straw bundle

 44 Dined

 46 *Fried seafood they enjoyed third

 52 Torah holder

 53 Aquarium accessory

 54 Full moon, e.g.

 57 "___ it!" ("Hurry!")

 59 Shade

 60 What the couple shared before enjoying more pieces of candy separately, and a hint to the starred answers' starts

 62 Where to hold a slow-dance partner

 64 Available for a date

 65 Mai or Fitzgerald

 66 ___ & Young

 67 Maroon's complement

 68 Very much

 69 Change, like a lock

DOWN

  1 Two husky sounds

  2 Padded envelope

  3 Fire up

  4 Once named

  5 Curious individual, in "fowl language"

  6 Mindy Kaling's role in "A Wrinkle in Time"

  7 Angela Bassett's Ivy

  8 "Iliad" setting

  9 Cool, in jazz slang

 10 Unnerves, with "out"

 11 Hotel chain, informally

 12 Musk of SpaceX

 13 Misfortunes

 19 Mitsuko Uchida's instrument

 22 Neighborhood near Dodger Stadium

 25 Not fooled by

 26 Completes one round of reps

 28 "Song of Solomon" or "The Color Purple"

 29 Vexation

 30 Yes, in France

 31 "Stee-rike!" caller

 32 Dads

 36 Smidgen of perfume

 37 ___ de cologne

 38 Fancy Feast fan

 40 '80s TV E.T.

 41 Zeus' wife

 43 Cliche artist's hat

 45 One tossing darts, say

 47 It's moved upon graduation

 48 Greets like a dachshund

 49 "In my opinion ..."

 50 Foam at a salon

 51 Visually pleasing

 54 Deflating sound

 55 Bring on board

 56 Base x height, for a parallelogram

 57 Terrain for Jack and Jill

 58 Capital on a fjord

 61 Mauna ___

 63 "___ you happy?"

Solution