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ACROSS

 1 Feathers going the other way (4)

 3 Political cartoonist admitting pointer to Canada’s leader is not
disseminated very widely (10)

10 Commercial for spicy dish produces one thousand (7)

11 Tune car differently (it’s a hybrid) (7)

12 Clumsy teen love contributes to positive quality found in abundance (9)

13 Canoe wrecked in sea (5)

14 Contraption to improve morals? (6)

16 Following gang, I take a stab at a life of crime (8)

18 People who like to hang out in taverns and spew falsehoods (8)

19 Crazy caper to swallow a bit of drink—a kind of porter (6)

22 In retrospect, angry about Western state making up a fact (5)

23 One way to drive long distances: restricted, banished, will-less (9)

25 Lose sight of mythical creature heading to destruction (2,5)

26 Ottawa leader resorted to panic (7)

27 Organ’s collection of musical pieces grew audible (10)

28 Once again hide the truth, speaking for count (4)

DOWN

 1 Don Draper at first supports Delaware lobster, for instance (7)

 2 Dispense with a view erroneously (5)

 4 Topless sailor’s cry: “West, you betcha!” (3,3)

 5 Santorum joins playwright in a no-emissions vehicle (8)

 6 Woman in black adopts no Russian or French façade (6,8)

 7 In the midst of a frolic, some primates might be like this clue (when you
read it aloud) (9)

 8 Party ran NYC sector as a dictatorship (7)

 9 Traitor who is a newspaper writer about liquor? (5,9)

15 Actual island drain backs up after five (9)

17 Impersonate Gene’s buffalo (8)

18 Villains, for example, wearing insignia with a final change of direction
(3,4)

20 Self-righteous reformer originally committed to fine (7)

21 What connects you to piano paradise on Earth (6)

24 Air Force One runs on empty, in flames (5)

SOLUTION TO PUZZLE NO. 3410

ACROSS 1 anag. (&lit.) 9 T + ROVE 10 INCA + HOOTS 11 IMP UNITY 12 2 defs. 14 D(WEE)B 16 REEL(ECT)ED (etc. anag.) 17 AL(LUDES)TO 19 2 defs. 22 COU(SI)N[t] (is rev.) 23 HIS PANIC 26 pun 27 AW + A + KE[pt] 28 SENT + I + MENTALLY

DOWN 1 CA(TBI)RD (bit anag.) 2 [m]A(COUP)LE[s] 3 init. letters (&lit.) 4 O(FIN)TEREST (street anag.) 5 HI-C + K 6 anag. 7 THOUGH + T 8 A + S(C)END 13 anag. 15 BAD MINT + ON 17 hidden 18 LO(UN)GES 20 PI(NBA)LL 21 anag. 24 P(L)ANT 25 AUDI[o]