1: Good Republican source of life-giving system for short-handed office workers (5)

4: Tries getting involved in real drama practice (9)

7: Reportedly regret cutting remark in quarrel (7)

8: Coolest sort of cats (7)

10: Fictional knight's one leader handled blade (7)

11: Trimmed complicated test (7)

12: Foolishly I air spats of beekeepers (9)

13: Come back in just a pseudo pair of shoes (5)

16: Birds in the wilderness (5)

17: Columbine takes stage during repeated Iolanthe opening, in blue-green (9)

18: Pet pig backing up after starting to tap dance (3-4)

21: Tapping the rear of fashion model (7)

22: Ross bit nuts in restaurants (7)

23: Mid-East region is a metier confused (7)

24: Innocent, I tell why I obfuscated (4-5)

25: Pitchers were transported south (5)

1: Ermine, missing tail, squeezing into opening in fence to engage in the process of creating new life (9)

2: Cautioned about teaching (9)

3: Grown-up kids' tender hearts god broke? (9)

4: Okay shot ripped tears in butt (6-5)

5: Change at noon (5)

6: Policeman extremely sensitive about opportunity (5)

9: In all, just a little peak. (3)

11: 7-down relic? (6,5)

13: Game lord holds Nabokov novel with no leading character (9)

14: Greg is stone-faced, in sum? (9)

15: Animated lass in set is Snow White (9)

18: Clean oneself, but in reverse (3)

19: Headless rodent left by bird (5)

20: Confuse cast (5)