TRICK OR TREAT!

ACROSS 1 Anjou relative 5 Virtuoso 9 Like one who errs, so they say 14 Io or gypsy 15 Freedom from stress 16 Empty-headed 17 “Not so fast, Ms. DeGeneres!” 19 Mottled horse 20 Cafeteria mishap 21 Brainy sort 23 Take a chance on 25 Vietnamese New Year 26 Dogie catcher 29 Legislation requiring the wearing of flat shoes? 35 Cheer for the matador 36 Many an Olympic gymnast 38 Source of theatrical fog 39 Sign over, as land 41 Borg, Lind or Nobel 43 Austen novel that inspired “Clueless” 44 Ark’s landfall 46 Gives a boost to 48 Roseanne’s mom, on “Roseanne” 49 Deserter from a pod? 51 “___ in favor . . .” 53 Swampy area 54 Baseball executive Epstein 56 Coal or oil, e.g. 61 Way in 64 Like the Lilliputians 65 Trick-or-treat time (and an anagram of 17-, 29- and 49-Across) 68 How some videos go 69 Racetrack shape 70 Tolstoy’s “___ Karenina” 71 “The Elder” of Rome 72 Work over 73 Optimistic, as an outlook DOWN 1 Audi competitor 2 Circusgoers’ sounds 3 Metro map point 4 Presiding officials 5 Water sources 6 Prince of Broadway 7 Words from a therapist 8 High point 9 Trendy urbanite 10 Tesla or newton 11 Equine feature 12 Start to freeze? 13 Marquee gas 18 “Silas Marner” novelist 22 Not optional 24 Had down cold 26 Express alternative 27 Last Oldsmobile ever made 28 27-Down body st yle, perhaps 30 Youngest Oscar winner in histor y 31 Chemical in Drano 32 In ___ (unresolved) 33 High points 34 Create, as a carpet 37 Old Testament queen 40 Bard’s “before” 42 Lose on purpose? 45 In a dreadful manner 47 Word before pad or pool 50 Lester Holt or Scott Pelley 52 Armed conflict 55 Conversation starter 56 Invitation letters 57 Disney’s boy detective 58 Bolly wood garment 59 “The Good Earth” heroine 60 Icicle site, perhaps 62 First female U.S. attorney general 63 Hankerings 66 Little shaver 67 Dissenting vote