Is It Over Yet?
by Kegler

Six of the answers contain “8D” and must be modified before entry.  Two other entries must be treated analogously.
5D is special for 8D 21A.

Across 1 Pair of shareholders collecting obscene profits; they might get hooked (2 wds) 8 Good at imitating and staring 13 Run into Peg's trap 14 Development of region: raze, and put in new structure 16 Dog workers capturing, finally, clever Spot 17 Five go hang around with painter (2 wds) 18 For example, Earhart's chopper involving bizarre trivia 20 Halt spinning tops 21 See instructions 23 Engineer goes “Hmm...large amounts of resistance” 26 Oh God! Sue converted place for those in trouble 29 A vehicle entering tardily is priced separately (3 wds) 31 Actress Ingrid originally seen in “The Cross” 32 Put back about half of lily flower 33 Starts to announce happening on yacht! 34 Ranks those lacing their shoes, perhaps 35 Ridiculously draw lots for final say-so (2 wds) 36 Leave weapon for young bird

Down 1 Attach backing pieces 2 Ever up, surprisingly, for a showing of movie scenes 3 Take the strain off truck’s second broken axle 4 The one identified heartless threat 5 See instructions 6 Provoke anger about strange trait 7 Brace of horses finally dislodged mason’s implement 8 See instructions 9 Amazingly eager to see eye to eye 10 Cover the surface of quiet street 11 Confusing hints about last of common fractions 12 OK, help snag convertible sources of retirement income (2 wds) 15 Gates acquires remodeled hogan for place to play games (2 wds) 19 Wrap up shredded wheats 22 Opening for Iris's student 23 In chess, defeat partner 24 Fools pass out 25 Mad about taste of exotic honey drink 27 Eventually building armies' spirits 28 Merit attention and remuneration, ultimately 30 Drag seabird most of the way back

Solution