No 12046, Thursday 29 Jun 2017, Arden

ACROSS
1   Rigging return match, accept defeat in short (6) DECEIT {TIE}{CEDe} <=
4   Boy from the first family leaves a mark on the capital (8) BELGRADE {aBEL}{GRADE}
9   One on the way to Kabul (6) PATHAN {PATH}{AN} &lit
10 Breakdown when police are called to take everything back (8) COLLAPSE {CO{ALL<=}PSE}(~ cops)
12 Ornately designed felt cap (8) TYROLEAN*

13 Imagine going off without a sign (6) GEMINI IMaGINE*
15 Famous TV show named ‘cardiac arrest' (6,6) CANDID CAMERA*
18 Son in New Delhi has a house, go back... (4,1,7) BEAT A RETREAT {BE{A}TA}{RETREAT}
21 ...otherwise one drink for a start (6) ORIGIN {OR}{1}{GIN}
22 Reckon it's an admission from one dividing the property (8) ESTIMATE {EST{I'M}ATE}
24 Blockheads told to free them (3,5) LET LOOSE Anno pending (Addendum - {LET}{LOOSE}(~ loos) - See comments)
25 Sacred text finds a match (6) AVESTA {A}{VESTA}
26 One pursues this — the ultimate goal is to catch a fish (3,5) EGO IDEAL {thE}{GO{IDE}AL}
27 Game played by girl — comes in as alliance partner (6) BRIDGE {BRID{G}E}

DOWN
1   One's graduated, but stupid (8) DIPSTICK [DD]
2   Kind to take note, providing sustenance (8) CATERING {CA{TE}RING}
3   I held all in, I look different, most probably (2,3,10) IN ALL LIKELIHOOD*
5   Not happy to get up, God! (4) EROS<=
6   Dog will deliver, no regret otherwise (6,9) GOLDEN RETRIEVER*
7   Opposition's taken flight, she earns her keep (2,4) AU PAIR AU P{AIR} Anno pending (Addendum - {A{UPA}IR} - See  comments)
8   Quote Arden: "climbing will make you sick" (6) EMETIC {CITE}{ME}<=
11 Shortage of peanut — regular occurrence in Chennai, perhaps (7) PAUCITY {PeAnUt}{CITY}
14 He sauntered halfway and came up to bowl (7) AMBROSE {AMBler}{ROSE} Semi&lit
16 Wine drinking wrong, it has gotten worse (8) RELAPSED {RE{LAPSE}D}
17 Cheap travel — set off before times overlapped (8) STEERAGE {SET*}{ER(A)GE}
19 He works like a dog — has left for second job (6) COOLIE CO(-l+o)OLIE
20 Wine shop, writer finds a way to sneak in (6) BISTRO {BI{ST}RO}
23 A Mexican agreement on American continent (4) ASIA {A}{SI}{A}

GRID