1: Hearth heap

6: Humidor item

11: Liable

14: Kvetch

15: Rolex rival

16: Haunting sound

17: Ophthalmologist's supply

19: Shade tree

20: 'No problem!'

21: Brief time, briefly

22: Hansom vehicle

23: Cheep substitutes?

26: Dreamers, to lotus flowers

28: Line of clothing

29: States of elation

33: Eye liner?

34: Mont Blanc, for one

35: Word on a gift tag

36: Company bought by Kmart

39: Leaping insect

41: 'Yowza!'

43: You can beat it

44: Food stickers

46: Show partiality

47: Sundial figure

48: Nurse, as a zombie

49: Type of poetry

51: Aardvark's tidbit

52: Tiffin treats

55: Steep, rapid fall

57: Ossuary

58: Beat walker

60: '___ there, done that'

61: Afternoon brew

62: Three-horned dinosaur

67: Out of work? (abbr.)

68: Transplant, in a way

69: Inner legbone

70: Tap output

71: Combat site

72: '___ Blade' (Thornton drama)

1: Electrify

2: Like a wallflower

3: Get going

4: Terminator

5: Cherub's superior

6: Go ape?

7: Troublemaker

8: Turns to the right

9: Go along

10: Spanky and the gang

11: Sorted alphabetically (like this puzzle's clues)

12: Like extreme opposites

13: The Pyramids, essentially

18: Become bony

23: Tease good-naturedly

24: Greeting on meeting

25: Do Miss Piggy, say

27: Even-steven

30: Interrogate

31: Cornball

32: Character assault

37: Feeling regret

38: Smack down

40: Analogous

42: SWAT team marksman

45: Kia model

50: Golf shoe plugs

52: 'Kama ___' (Hindu love manual)

53: Bass basket

54: More ticked

56: '___ Tomorrow' (Sammy Kaye)

59: Main part?

60: Word before blocker or testing

63: Debate side

64: 'Shogun' sash

65: Seamstress's sticker

66: Droop