1: Sternward

4: Flower sites

8: In between

11: Pigeons' house

13: Helps with the heist

15: Colombian coin

16: Causeway fee

17: Unpredictable

18: Butler, for Gable

19: Spirited horse

21: More superficial

23: Midnight trip to the fridge

25: PC movie format

26: Attainment levels

30: Abet, as a fugitive

34: Craving

35: Certificate

37: Type of comedy

38: Speedway competition

40: Provide with a source of income

42: Little bit

43: That's what happens

45: Letter flourish

47: Family man

48: Six-line poem

50: Fruit-filled pastries

52: Keen

54: Senate votes

55: Hard to brush off

60: Sugar servings

63: Rock, scissors, or paper

64: Duck

66: Get-out-of-jail money

67: Word with print or point

68: 'When pigs fly!'

69: Trig ratio

70: Ending of many WWW addresses

71: Woman of wealth, often

72: Condensation phenomenon

1: Behaves

2: It's not good to have in one's mouth

3: Leeways

4: Goalie's protection

5: Geishas' sashes

6: Pt. of MIT

7: 9-Down output

8: Cat call

9: Sea spot

10: Busy sort

12: Fabric fold

14: Graceful young woman

15: Usher's handout

20: Runs out of gas

22: Dogwood dropping

24: Carp cousin

26: Fire places

27: Depart

28: Java vessels

29: A and B, in records

31: Two forms of ID for the wedding party?

32: In base 8

33: Oboes, e.g.

36: Dessert wine

39: Fold

41: Lean and strong

44: Snapple selections

46: Petroleum or propane

49: Influential person

51: Paints amateurishly

53: Knock down

55: Dirt, so to speak

56: Film follower

57: Like a cantata, when performed

58: Stellar phenomenon

59: Even-steven

61: State tree of Maine

62: Did in, old-style

65: Unproductive