Puzzle

ACROSS

  1 Fizzy drink

  4 Like a stereotypical teen's room

  9 French pancake

 14 Tribute in verse

 15 Eschew a big wedding

 16 Bed cover

 17 Do a floor chore

 18 *Shakespearean sleepwalker (see letters 4 to 7 in this answer)

 20 Make ready, for short

 22 Like a bank account, vis-a-vis the stock market

 23 Empire that treasured alpacas

 24 Disoriented

 26 Cozy place to stay

 27 Elite English boarding school

 28 Doubter

 31 "How r u?" and others

 33 *Satisfied person (5 to 8)

 36 ___ XING

 39 Top-flight crew

 40 Sixth col. on a cal., perhaps

 41 Christmas plant

 43 Kitten's cry

 44 *"See? That proves it!" (6 to 9)

 47 Cost of admission

 48 Morose-looking

 49 Bassoon relative

 52 "Honest" prez

 55 Spend time with People, say

 56 Unable to decide

 57 Apple's apple and Red Lobster's red lobster

 59 Word before "blue" or "bean"

 62 *"30 Rock" co-star (3 to 6)

 65 Thumb in a fairy tale

 66 Participate in, as a drawing

 67 Singer Haggard

 68 "... and the list goes on": Abbr.

 69 49-Across inserts

 70 In its ___ (as a replacement)

 71 Location of many schools?

DOWN

  1 Splendor

  2 Skunk's defense

  3 Love-starved cartoon skunk

  4 Blanc who voiced 3-Down

  5 Stretchy

  6 Fizzy drink

  7 Genre for Bond movies

  8 Neighbor of Saudi Arabia

  9 Public health agcy.

 10 Red gems

 11 Happening

 12 Chain that sells dog food

 13 Hawke of Hollywood

 19 Golfer Palmer, to fans

 21 Momma's partner, maybe

 25 Thwart

 28 Phony

 29 Duchess Middleton

 30 Place to drink a flat white

 32 Dr. Jekyll's alter ego

 34 ___ Robinson ("The Graduate" role)

 35 Chasms

 36 Meetings arranged by parents

 37 "Do it or ___!"

 38 Like blue hair

 42 Singer Billy or Frank

 45 Dominion

 46 Wine in an Italian chicken dish

 47 Engaged in swordplay

 49 Playful river mammal

 50 Carried, as by wind

 51 Take the podium

 53 Explosion sounds

 54 Everglades bird

 58 Fairy-tale villain

 60 Yea or nay

 61 Popular sing-along song that's butchered in the starred answers?

 63 Mos. and mos.

 64 Marge's neighbor

Solution