1: Non-clerical song (3)

3: Everyone in Italy's mad - so it's said - for ice cream (5-6)

8: State proviso (9)

9: A garden ornament makes men go mad (5)

11: Put down cloak and strip (9)

13: Flower, large one, set up outside (5)

15: Feeling threatened, suggested concealing identity (11)

18: Fast times with company cracked high-strung recruiter (6,5)

19: Proficient in arithmetic, starting with short division (5)

21: Tin trains converted while travelling? (2,7)

24: Scandinavian boatmen or sea-faring characters (5)

25: With greater reason for a riot I riot (1,8)

27: Person with fixed notions is pretty sore, upset about the introduction of Ebonics (11)

28: Bounder beheaded by slippery swimmer (3)

1: Put liquor in hollow capsule swallowed by young man (5)

2: Club with space for some money (3)

3: Roll dirt and clay round tip of thumb with three fingers (9)

4: Dance with Oliver (5)

5: No nuns die tormented by lewd insinuations. (9)

6: True side (5)

7: E.g., told story about cave-men (11)

10: Sex and dope are wrong, it's revealed (7)

12: Martyr fighting segregation (5,6)

14: Bear with a blemish following us around (7)

16: What incompetent repairman says to beggar? (9)

17: Couple gain control of schooner, for example (3-6)

20: Not here? No, no! (5)

22: Some gambling couple no longer in bed! (3-2)

23: Threefold test (5)

26: Nothing we have to pay (3)