1: Uploading initials

4: Buddhist leader

8: Roe source

12: Ruing the run, perhaps

13: Whom the yoke's on?

14: Swivel

16: Parcel of land

17: City map

18: Part of PABA

19: Point, as a rifle

20: 'Golly!'

21: Divot material

23: Stitch up

24: Soaked

26: Kind of talk

28: Killer ___ (excellent computer program)

30: Sternward

32: PDA entry

36: Chance occurrences

39: Curly coif

41: One way out

42: She may get sheared

43: Edible tubers

45: Slimy stuff

46: Harangue

48: Went by horseback

49: Hit high in the air

50: Memory morsel

51: 'In what way?'

52: McBride of 'Boston Public'

54: Opposite of paleo-

56: Disconcert

60: It may be financial

63: Just released

65: Liable

67: 'Friendly' pronoun

68: Dressing spot

70: Drummer's rhythm

72: Drainpipe bend

73: Provide with a trait

74: Mercury or Saturn

75: 'Spenser: For ___' (Urich series)

76: Transmit

77: Stage piece

78: Lowlife

1: Leaf in a book

2: Step heavily

3: Furry friend

4: Run gracefully

5: Drive train element

6: ___ culpa

7: 'Them' insects

8: Sturdy hand shovel

9: 'Run to ___' (Bobby Vee hit)

10: Dollar competitor

11: Cooked sufficiently

12: Hot tubs

15: T-bar offering

20: Shortchange

22: Choose

25: Faux follower

27: Goalie's protection

29: Butter square

30: It shows the way

31: Gourmand's passion

33: Okefenokee Swamp inhabitant of fiction

34: Magic show exclamation

35: Harness race pace

36: Parsley or sage

37: On vacation, perhaps

38: Cooped (up)

40: Casino card game

44: Brief time, briefly

47: Half a score

49: Freedom, briefly

51: Garden tool

53: Ring toss item?

55: Finito

57: Well-lit lobbies

58: Glass fragment

59: Ballyhoo

60: Electrify

61: Charged particles

62: Fellow, slangily

64: Envelop

65: Flute or saxophone variety

66: Alka-Seltzer jingle starter

69: 'Sister Act' extra

71: '___ Town'

72: Pot ingredient?