puzzle

 ACROSS

  1 Warm up on a treadmill

  4 Most common volcanic rock

 10 Obscene writing

 14 Gibbon, for one

 15 Is compatible (with)

 16 "Please, please, please?"

 17 Halloween critter

 18 Result of an oil shortage at KFC?

 20 What may give a burger crunch

 22 Toucan's pride

 23 Sends forth

 24 Buddhist spiritual leader

 26 Certain medical fee

 27 Fast-food outlet with excessive expenses?

 32 Add on

 33 Suburban street sights

 34 Shakes, like a tail

 35 "Jurassic Park" creations, informally

 36 The ___ of the earth

 40 Funny Viking

 41 Drive to action

 42 Something discussed during an indoor cycling course?

 45 Overcharge

 46 Seeks information

 47 Word before "coffee" or "stew"

 48 Westernmost U.S. territory

 51 Dig into?

 54 Euclid's "Elements," for example?

 57 Grand ___ Opry

 58 Dog in "Garfield"

 59 Like Switzerland, topographically

 60 Kick oneself for

 61 Legendary loch

 62 Turn a corner in Monopoly

 63 Endangered fish

DOWN

  1 Vaccinations, informally

  2 Multicolored gemstone

  3 Be compatible (with)

  4 Good buddy, for short

  5 Device that a crash test tests

  6 Eyelid affliction

  7 Where the Mekong flows

  8 Join together

  9 1987-94 "Star Trek" series, briefly

 10 Buttery shrimp dish

 11 Song featured in "Flashdance"

 12 Cohesiveness

 13 Repetitive motions

 19 Low-level workers

 21 Uses the kiddie pool

 25 Cake recipe instruction

 26 Pros and ___

 27 Hound's "hand"

 28 Genetic messenger

 29 Set straight

 30 Hawaiian island near Maui

 31 Bound by oath

 35 Hamlet, nationality-wise

 36 Prepare, as Nova lox

 37 Marketplace with many free offerings

 38 Necklace on 30-Down

 39 Doting attention, briefly

 40 Impressive note for a soprano to hit

 41 "___ not fair!"

 42 "Looks like you're right"

 43 Hypes, as a product

 44 Playing "Madden NFL," perhaps

 45 Letter from a teacher?

 47 "There's my cue!"

 48 Big bash

 49 Org. challenged by email

 50 Warts and all

 52 Hint for Holmes

 53 Dog walker's command

 55 Track circuit

 56 Corp. leader

solution