1: Sis or bro

4: Kind of shake

8: Quarterback's call

12: 'Don't stop'

13: Still in play

14: Popular fragrance

16: Diploma holder

17: Chemical group derived from benzene

18: Compadre

19: Came across

20: The limit, for some

21: Hither's opposite

23: Emolument

24: Pick up the check

26: Kind of talk

28: Scandinavian rug

30: Set as rivals

32: PDA entry

36: Rorschach image

39: Blue funk

41: Glide high

42: Sundial figure

43: More with it

45: Undivided

46: Tear apart

48: Fleshy fruit

49: Mouse, to an owl

50: Wellington's title

51: Furry friend

52: She's a deer

54: Opposite of paleo-

56: Extreme diets

60: Eyeball

63: Nurse, as a zombie

65: Butter square

67: Ring toss item?

68: Bean ball targets

70: Sailor's greeting

72: Kind of ant or brigade

73: Excessive enthusiasm

74: Stare open-mouthed

75: Limited time

76: Refute

77: Spots

78: Get nosy

1: More ticked

2: Ticked off

3: Four-poster, e.g.

4: Criticism

5: Well-ventilated

6: Batman foe Poison ___

7: Trust, with 'on'

8: Air Force One, for one

9: Point, as a rifle

10: A pink one means trouble

11: Sprawling narrative

12: CEO, CFO, etc.

15: Coquettish

20: Pig's digs

22: Choose

25: Gallery objects

27: Faux follower

29: Balaam's mount

30: Wine grape

31: Short newspaper piece

33: Like Richard and Yorick?

34: Plate of glass

35: Deuce topper

36: Heckle or Jeckle

37: Stead

38: Sty cry

40: Back of the neck

44: Pinot Noir or Merlot

47: Remote room?

49: Soup veggie

51: Polynesian paste

53: Many a time

55: Piece with a purpose

57: Less outgoing

58: Hang around

59: Tobacco pipe part

60: Electrical unit

61: Part of ROM

62: Problem source

64: Summon with a beeper

65: English poet Alexander

66: Motion-carrying votes

69: Tumultuous noise

71: Grass in a loft

72: Uploading initials