1: 'That ___ it!'

5: Responds correctly on 'Jeopardy!'

9: Sacred bird of Egypt

13: Type of flu

16: Take on cargo

17: Genetic building block

18: Joint with a cap

19: Metallic quality

20: Even-steven

22: Family man

23: Rowing team, e.g.

25: Musical sounds of Scotland

27: Roles

30: Liable

32: Stick on a table

33: Holiday nights

34: Tournament exemption

35: Floral features

38: One's good name, briefly

39: Crenshaw alternatives

41: White Stripes, for one

42: No great shake

44: Stanley, for one

45: Bunch of bulls

46: St. Louis gridder

47: Go down

48: Anxieties

49: Conflict

51: 'Terrible' phase

53: Life story, for short

54: Comedienne Imogene

56: Come up with a scheme

59: Geishas' sashes

61: Surety

64: Fiery stack

65: Sow

66: Did in, old-style

67: Follows persistently

68: Stepped on it

1: Tumultuous noise

2: Responsibility

3: Inscribe with acid

4: Picks out

5: Square things

6: Pose for a pic

7: Make a sweater, perhaps

8: Simon Legree

9: Family

10: Ricky Ricardo was one

11: Think tank output

12: Watermelon beginning

14: Visionaries

15: Onion's cousin

21: Cuts into small pieces

24: Methods

26: Same-old-same-old

27: Sprightly

28: State peremptorily

29: Range of skills in a particular occupation

31: Serenity

34: Block passage through

35: Fare for the toothless

36: Trout tempter

37: Repairs the outfield

39: Joker

40: Joke object

43: Spoil

45: Steps on it

47: Support a motion

48: Ring-tailed animal

49: Delphic prophetess

50: Central points

52: Impact sounds

53: Strikes

55: Besides

57: Renege, slangily, with 'out'

58: Really dislike

60: Stitch up

62: Part of a journey

63: Ran in front