1. Sports heavyweights
2. Danish bread?
3. Teen faves
4. Hop to it!
5. Dweller on the Red Sea
6. In-flight info, for short
7. Louise or Victoria, e.g.
8. Beg
9. Third largest island
10. Literary olio
11. Boor's lack
12. Scout outing
13. Celtic lingo
19. Showcase item, often
21. Actor Nolte
25. For all to hear
27. Hop to it!
29. Play places
31. Warm, so to speak
32. Formally surrender
33. At one time, at one time
34. Concrete section
35. "Dirty" activity?
36. "Green Gables" girl
38. Figure of speech
41. Period of greatest success
45. Big pig
47. Wish undone
49. Some daisies
51. Frankincense and myrrh, but not gold
53. Skin problem
54. Broke off
55. Office stations
56. Invitation request
57. Trendy antioxidant berry
58. Like some fiction
60. Become unhinged
63. Parisian street
64. Car accessory, perhaps