puzzle

 ACROSS

  1 Flip-flop

  6 Green dip, for short

 10 Catchy song, or a jazz style

 13 Uintah and ___ Reservation (tribal home in Utah)

 14 Largest dolphin

 15 Chow chow choice

 16 *Altercations accompanied by irritable remarks? (Hint: What comes between R and T?)

 19 Home to Gateway Arch Nat'l Park

 20 Captain Hook's henchman

 21 Like the "z" in "rendezvous"

 22 Cow chew

 23 Weighed down

 24 *"I need to watch hoops!"? (... between A and C?)

 29 Beetle or Viper

 32 Diva's solo

 33 Mystical glow

 34 Submit taxes digitally

 36 Bugler's "lights out" signal

 37 Rotary phone parts

 39 Behind schedule

 40 Adorable aquatic mammal

 42 Exam on which Elle Woods scored a 179

 43 Grows older

 44 Outdoor gear co.

 45 *Advice to someone building a computer? (... between C and E?)

 48 Gives up, as land

 50 Egg-shaped lip balm maker

 51 Welcomes at the door

 53 Barely open

 55 "Yeah, right!"

 58 Compromise, or what two letters of a phrase do to form each starred clue's answer?

 61 Like a comedy sketch about comedians

 62 Modern cry of excitement

 63 Pumbaa's pal

 64 Green-lights

 65 ___ Club (Costco competitor)

 66 Leaves out


DOWN

  1 Throw

  2 Go after prey

  3 Spoken exam

  4 Siesta

  5 Mineral in some plaster

  6 Not here anymore

  7 Compulsion

  8 Take steps

  9 Leading to an effect

 10 Speed Sock sneaker brand

 11 Sign of things to come

 12 (Hey, you!)

 15 Archipelago part

 17 "Too funny!"

 18 Walk like a crab

 22 Stop

 23 Teletubby with a reduplicative name

 24 University of Florida student

 25 Super mad

 26 Exclusive passes

 27 Makes a Lego house, say

 28 Rudely assertive

 30 Tweak

 31 Witherspoon of "Legally Blonde"

 35 Imperfections

 38 Broadcast on Twitch

 41 Wheel spokes, geometrically

 46 Seller of the Moons Over My Hammy breakfast sandwich

 47 Certain flavored chip

 49 "Como ___ usted?"

 51 Snowballs and water balloons, e.g.

 52 Hide-and-___

 53 (Clears throat)

 54 High flyers?

 55 TV cable initials

 56 Boatloads

 57 Egg layers

 59 Oolong or pu'er

 60 Lowly lit

solution