Across
1
'Old-fashioned', old university with 'tense' old fellow? 'Tense? That hurts!' (3,2,5)
6
Part of hospitality industry: foolish people in retirement (4)
9
Therapist with discussion that offers protection (6-4)
10
Saudi money? Retreat, retreat! (4)
12
Resort site: Arcadia (it's part of the Med) (8,3)
15
They'll deliver packages 'on 15th March, perhaps' – plus points!? (7)
16
Beatles song, The French Bird, live (3,2,2)
17
U8? That sounds like a threat (3,4)
19
Bore seeing vehicle with bumpy ride (7)
20
Cold – it's often covered in ice! (11)
23
Rugby player's retreat (4)
24
Telling Everyman: 'Wave Union flag, nothing to lose' (10)
25
At heart, Balearic cassette offers calm (4)
26
Victorian allusive narrative – it tickles your fancy? Accordingly, I recommend, to start with, ____! (6,4)
Down
1
It provides beer and some toasties (4)
2
Rubber cushion for bore that's outspoken (4)
3
Penalise a vacuously natured fop? OK (4,3,5)
4
Where nurses go in direction of front (7)
5
Painter's title describing witch (7)
7
House plant's site? In a pot, strangely! (10)
8
Serve salad, tossed: it contains capers and anchovies (5,5)
11
Resentful, quiet, Warhol's concocted thing involving pop? (6,6)
13
Characteristic of a hive of activity? (4,2,1,3)
14
Promises Caesar: 'Sun's to rise' (10)
18
Material from Falstaff et al. (7)
19
Greek character (averse to wine) (7)
21
Mercian king taking most of entrails (4)
22
Britpoppers' endless promotional material (4)