1. Canine cry
2. Most populated continent
3. Mud dauber, e.g.
4. Surpassing all others
5. Pictures on shiny paper
6. Head, for short
7. Eye layer
8. When spring begins
9. Orbs
10. Tall tale
11. "Beetle Bailey" dog
12. Air
13. Ballyhoo
19. Not that
21. Thing, at law
25. Fill-ins
27. Beyond expectations
28. Propel a bike
29. Catlike
30. Numbs
32. Oar pin
33. Dog tag datum
34. Astronaut's insignia
35. Defensive spray
37. Booze
41. Stay away from 37D
44. Mideast nosh of chick peas (var.)
48. Wimple wearers
50. Stop on a crawl
52. France's longest river
54. Bit
55. Go bad
56. Alone
58. Eastern pooh-bah
60. "The Music Man" setting
61. Check
62. Danson & Knight
64. Lyrical tribute
65. Part of H.R.H.