1. Arp's art
2. Anagram of "bale"
3. "Agreed!"
4. Eccentric
5. Indian yogurt dish
6. Cereal grain bristle
7. Pester
8. Piece of cake?
9. Pricey fiddle, e.g.
10. Mixer, of sorts
11. Closely related duo
12. A Grimm beginning, i.e.
13. Says "When?"
18. Like some lips
22. Designer's concern
24. Blue-ribbon holders
25. Skilled worker
27. Begets
28. Nice way to say goodbye?
29. Ringers
31. Flint is a form of it
33. Bristles
34. Door fasteners
36. Golfer's concern
37. A Bobbsey twin
40. Command to Fido, perhaps
44. Brandy cocktail
46. Plywood layer
48. Beach bird
50. Makes out, e.g.
52. Frames of mind
53. 10 C-notes
54. Fixes, in a way
55. Asian weight unit
57. Folk wisdom
58. Made tracks
59. Unfledged hawk
62. Type of whiskey
63. Where to plant your flowers, e.g.