1. Pixar Studios' specialty
2. PC linkup
3. "Chicago" lyricist
4. Frazier foe
5. Inattention
6. Bond, Powers or Smart
7. Gimlet garnish
8. John, in Russia
9. Barbie's ex
10. Back
11. Very chic, like 51A
12. Former "Idol" idol
13. Arab potentates (var.)
18. Fizzles out
22. Sylvester, to Tweety
23. It keeps a watch on you?
24. Very chic, like 11D
25. Omani bread?
26. Contradict
27. Caviar, e.g.
28. Easy mark
29. Baptism, for one
31. Crustacean's appendage
33. Cameo shapes, generally
34. Sacred Hindu text
36. Scruff
37. Homonym for some tall tales
39. Smoothness
40. Roof style
42. Discouraging words
43. Bombard
44. Sun Valley locale
45. Dynamite guy?
46. Giggle
48. Expert
49. Ancient
52. Make a decision
53. Certainly not next door!
54. Ascot, e.g.
55. Anagram of "ate"
56. Battering device