No 11686, Wednesday 27 Apr 2016, Arden

ACROSS
1   Tell requirements — masseuse does the job (6) KNEADS (~needs)
4   Dread shrinking capital — it's extremely close (8) ANGSTROM {ANGST}{ROMe}

9   Follow the code of Hammurabi on way to annex England (6) AVENGE {AV{ENG}E}
10 Star is not born with such rapidity (8) CELERITY CELEbRITY
12 What some would say on a railway platform in Tokyo? (8) SAYONARA [T] &lit
13 Way fire can spread with friction (6) STRIFE {ST}{FIRE*}
15 Daily feature asking “what kind of pop?” (10,2) CLASSIFIED AS {CLASSIFIED} {AS} (Addendum CLASSIFIED AD (~ classify dad) - See comments)
18 No interest, thing left without play (7,5) TWELFTH NIGHT {THING+LEFT+WiTH}*
21 Sufficient to decline entry into huge building (6) ENOUGH {E{NO}UGH*}
22 Discourage bottles — John gets a bottle (8) DECANTER {DE{CAN}TER}
24 “No second entrance” — tourist city's complaint (8) PELLAGRA {sPELL}{AGRA}
25 Plant providing a milk shake for one (6) KALMIA {1+MILK)*{A}

26 A jingle for party girls before long (8) DOGGEREL {DO}{G}{G}{ERE}{L}

Hey diddle, diddle,

The cat and the fiddle.

The cow jumped over the moon.

The little dog laughed to see such fun,

And the dish ran away with the spoon.

27 God's so upset with the girl (6) OSIRIS {SO*}{IRIS}

DOWN
1   Told to sleep with rifle and bag (8) KNAPSACK (~ nap){KNAP}{SACK}
2   First woman online could be Doris — it's regular (8) EVERYDAY {EVE}{RY}{DAY}
3   Like 11, have to look solemn — not a smart thing to do (3,4,3,5) DIG ONES OWN GRAVE {DIG} {ONES} {OWN} {GRAVE}
5   Boy's back for Christmas (4) NOEL <=
6   Nothing was fastened, many adrift (5,5,5) SWEET FANNY ADAMS*
7   Dried fruit is getting wet (6) RAISIN {RA{IS}IN}
8   Disturbance for a month at the border (6) MAYHEM {MAY} {HEM}
11 Outline for records (7) PROFILE {PRO}{FILE}
14 Gods are busy, say on Sunday (7) DEITIES (~ duty){DEITIE}{S} Not impressed with the homophone (Addendum - {DEIT<=}{I.E.}{S} - See comments)
16 Urge to send money up — works for three minutes, normally (3,5) EGG TIMER {EGG} {TIMER<=}
17 Movie promotion — watched deserters crossing river (4,4) STAR WARS {STAR} {WA{R}S}<=
19 Input device is crucial stuff (6) KEYPAD {KEY}{PAD}
20 Shadow on a sharp turn (6) DOGLEG {DOG}{LEG}
23 Pressure doctor to discharge boy (4) URGE sURGEon

GRID