Come Fly With Me
by Kegler

Eleven of the answers must be modified in order to fit into the diagram.   The unclued center entry provides a hint as to how this is accomplished.

Come Fly With Me grid

Across
1Gaining exposure upset rigid snob
4Admit (shamefully) we glanced, OK?
9Gives up without a fight, following couple of Miami Heat sources?
10Hover about aged throwback
12Colored Greek character, Ted, seen with Federal agents
13Posed sexily, albeit timidly at first
15Produced a new ID with lady's name
16Vase we put in emergency room
17Money holders beset finally by troubles
19Set commercial in Brazilian city
20Draw back and turn again?
21See instructions
24Most timid saint hurries inside
27Playful blow is barely discernible, we hear
30Phony star of L.A. Law holding firm
32Choir member wrapped in unusual toga
33Hold back one article for man's name
35Soap ingredient contained in feral yeast
36Naive user could change
38In the distance, I see Hindu religious symbol
39Five pairs of aliens demonstrate beliefs
40Yank back serving girl, with her last gin spilling, causing distress
41Critical part of the cheek? Nonsense!
Down
1Stylish skipper?
2Endorse Leo, for example
3“Leg Magazine” makes a brief comeback
4Avoid street on right
5Ten mice scurry about small change
6Require the French spire
7Square-dance figure is odd, so I adjusted (hyph)
8England finishes with organ
9Upon reflection, erratic movement not so bright in famous battle
11Unfortunate rebel target destroyed
14Illegally induced tease into bed
18At first, sour cream is a hoot
21In a preoccupied way, poet climbs into bed with heartless lady
22Make wider lane inside; it's big in London
23Remedy runs to a vein!
25Bury men in mid-winter; it's confining
26Look for southeastern structural support
28Warm oven in totally empty surroundings
29Marsh corroded a buoy
31Immature guy on broadcast
34Derek and Eliot wanted half a country in Africa
37Gibson returns in out-of-this-world vehicle

Solution