HAPPY VISHU
Solution to 17A has been deliberately left unsolved and is to be answered by a non-regular/novice commenter, with proper annotation. Those who have answered earlier in the week, please give others a chance.
Open for anyone to answer, if not solved by 1 PM.
ACROSS
1 Party in bar turned extremely raunchy (7) REVELRY {LEVER<=}{Ra...hY}
5 Put on stage for Mussolini, perhaps (7) PRODUCE {PRO}{DUCE}
10 Small water inlet outside entrance to bathroom (4) BABY {BA{Ba...m}Y}
13 Shout about bone across centrepiece in grill used in the kitchen (8) CULINARY {C{UL{grIll}NA}RY}
14 Stir as tension breaks (9) SENSATION*
17 Very likely committed Bob's heading to border (5) ?O?N? (Addendum - BOUND [MD] - See comments)
19 Snare in celebration springing back behind bust (5,4) BOOBY TRAP {PARTY<=}<=>{BOOB}
26 Seals cracks in intricately woven material (10) TAPESTRIES {TAPES}{TRIES}
27 Helps millions fleeing terrible disease (4) AIDS mAIDS
28 Messenger Avtaar's apprehending scoundrel with hesitation (7) MERCURY {M{ER}{CUR}Y}
DOWN
2 Devious general cancelling PR (7) EVASIVE pErVASIVE
6 Back member after German leaves fold (6) RUMPLE {RUMP}{LEg}
7 Purge toxic insecticide with fluorine, after dropping ice (9) DISINFECT {iNSECTIcIDe+F}*
8 Man in church given port for good health (7) CHEERIO {C{HE}E}{RIO}
9 My coach's positive when I have cut off straying of the mind and body (13) PSYCHOSOMATIC {MY+COACHS+POSITive}*
15 US city backs probing radical faceless agencies having identical traits (9) SYNGENEIC {NY<=} in {aGENCIES}*}
18 Lover at eatery having had too much (7) OVERATE [T]
20 Coffee-maker is included in 22, say (7) BARISTA {IS} in {(~barter)BARTA}
21 Section of Mossad negated flipping schedules (7) AGENDAS [T<=]
22 Stock exchange? (6) BARTER [CD]
25 Lean factory replacing leader with second (5) SLANT (-p+s)SLANT
Reference List
English = E, Money = M, Millions = M, Hesitation = ER, Fellow = F, 50 = L, About = RE, German = G, Fluorine = F, Church = CE, I have = I'VE, Second = S


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