1. Zippo
2. Wing tip tip
3. White as a ghost
4. Video sharing device
5. Touch down
6. Took charge
7. Tidal movement
8. The Palace of Auburn Hills, for one
9. Target for Tom Brady
10. Sylvia of 'The Queen'
11. Starter usually covered with feta cheese
12. Spoil
13. Social butterflies (and a hint to 17-, 23-, 37-, and 45-Across)
14. Small pouch
15. Silent approval
16. San Antonio destination
17. Rolled-under hairstyle
18. Rickman of 'Die Hard'
19. Resting spot for Noah
20. Rest stop for a rock climber
21. Reservation
22. Range rover
23. Prince Charming's love
24. Premium purchase?
25. Potpourri output
26. Pot sticker cooker
27. Popular Apple app
28. Pile
29. Pick up momentum
30. Onetime toothpaste brand
31. One who plays through pain
32. Olympic event
33. Mob scenes
34. Misbehave
35. Lummoxes
36. Lively energy
37. Like vinaigrette
38. Like some eyes
39. Like a student with a 4.0 GPA
40. Lake next to the Rock and Roll Hall of Fame
41. Knock-down-drag-out
42. Job for Ellery Queen
43. Ivy League school in Philly
44. Handle roughly
45. Hamster home
46. Grumpy companion
47. Framing member
48. Film critic Roger
49. Door opener
50. Diamond corner
51. Designer Chanel
52. Dancer Charisse
53. Corvette or Camaro
54. Correct
55. Clothing store department
56. Cliff hanger?
57. Circumspect
58. Chihuahua cries
59. Butch Cassidy or the Sundance Kid
60. Bugatti or Maserati
61. Bend over backward
62. Belt clip-on
63. Be proactive
64. Aware of
65. Annual athletic award given in L.A
66. Alien invader in 'Pixels'
67. Alfred E. Neuman's magazine
68. Al Yankovic description
69. '___ Park' (Martin Cruz Smith novel)
70. 'What a treat!'
71. 'Way cool!'
72. 'The ___ Santini' (1979 Robert Duvall movie)
73. 'Piece of cake!'
74. 'Owner of a Lonely Heart' group
75. 'I've ___ your back'
76. 'I bought some batteries, but they ___ included' (Steven Wright)
77. 'Holy cow!,' online
78. 'Dancing with the Stars' judge Goodman