5  Fashionable young girl comes up short (4)

 9  Officer at the heart of the matter we're told (7)

10 Cocktail of lemon and another fruit (5)

11 Stuck-up person starts some nasty obnoxious boasting (4)

12 With a leg on each side, sit and read novel (7)

14 Tent dweller is more affected (6)

16 Get off on fire (6)

19 I'd clear out this small root (7)

21 River that’s essential to London, I learn (4)

24 Ruler loudly announces his presence (5)

25 Do well in brief Shakespearean role (7)

26 Otherwise there’s no tea to be found around Chelsea (4)

27 Charlotte? She's a spoilt young woman! (8)

 1  Unsettle Gibraltar? (4)

 2  Material hidden by many Londoners (5)

 3  Honour dizzy blonde losing 500 points at first (7)

 4  Design start of process aloud for data transfer (6)

 6  Giving assistance to apportion we're told (7)

 7  Satisfies with what’s included (8)

 8  Don't begin to throw up - leave it out! (4)

13 Al Capone's winter wear - first rate (8)

15 Unfortunately named ship "Lunacy" (7)

17 Old President Green (7)

18 Moderate outburst (6)

20 Grant for film has run out of support (4)

22 Random sample without method at first - it's a mistake (5)

23 Garfunkel's skills (4)