Coffee Break Cryptic

13 August

Across

1 Old people getting confused, for instance (8)
5 Young bird, not completely fashionable (4)
8 Get up in brook (5)
9 Clear up broken axle-pin (7)
11 Ted and Rita prepared to get dressed (7)
12 In the past it helped to support the church (5)
13 Straightforward letters of credit (6)
15 The endless contest for northern Greece (6)
18 Political leader told stories and carried on (5)
20 Small creature biting quiet vet (7)
23 A hat? Let it stay, boy (7)
24 Exclusive portion of ice-cream? (5)
25 Flower, by the sound of it, that's fastened (4)
26 Nut found by bird at the end of the line (8)

Down

1 Where one may find flounders floundering (2,3)
2 Part of book showing group of clergymen (7)
3 Source of berries for community leader (5)
4 Die in the attempt, like dedicated followers of fashion? (6)
6 Male skill and courage (5)
7 Some academic once denied a grant (7)
10 Way to include constant repair (5)
13 Plant is set up in store (7)
14 Company man works as a programmer (5)
16 First-class chaps raised single flower (7)
17 Woman carried by Arabian camel (6)
19 Ernie's funny girl (5)
21 Material for sails? (5)
22 Lukewarm food served up, including pathetic starter (5)