Across
3 Half of Coke - and same again before a nightcap (5)
8 Foreign capital's hard district round church (6)
9 Storm centre in China not very significant? (6)
10 Reportedly jams river (4)
11 Pierre tore to shreds all the choir's music! (10)
12 Preliminary statement offered with energy in quiet walk (8)
14 See man in charge? (6)
16 Number of rules found in way-out book (3,12)
18 Call to mind dissolute person in court (4,2)
21 Put an end to his model rebuilding (8)
23 16 A For ecclesiastical institution? (4,6)
24 A collection of types in church vessel (4)
25 Entertain man shortly with drink (6)
26 It may keep one warmer in the province (6)
27 Don't start to strain lock (5)

Down
1 Shepherd of bygone age leading men (6)
2 Jade getting cross after minute (4)
3 Angels offering form of chamber music - distraught Mac's leaving (8)
4 Precise reference got wrong by Advent preachers (7,3,5)
5 Emotionally worked up in bathrobe (6)
6 Patient man embracing Bill in front of excellent fountain (6,4)
7 Queen's paintings maybe introducing old book (6)
12 Saint to annoy persistently? No saint! (5)
13 Real patchy muddle of original pattern (10)
15 Chaps organised religious festival (5)
17 Be escaping from horrible ambuscades in city (8)
19 Islands offering a zone with minerals (6)
20 Standard to acquire with surface decoration (6)
22 Man getting up did wrong (6)
24 Lent maybe but not lento (4)

Last week's solution