This crossword No. 12575 clues and answers were published on Mon 30 Aug 2010 and the puzzle can be visited by following The Guardian Quick Crossword No. 12575 link.
All Across Clues and Answers:
1-across – Ostentation — vanity : POMP
3-across – Belonging to hot regions : TROPICAL
8-across – Aquatic animal : FISH
9-across – : INFORMER
11-across – Individual act to entertain socially : PARTYPIECE
14-across – Loyalty to feudal superior : FEALTY
15-across – Immediately : PRONTO
17-across – Young percussionist : DRUMMERBOY
20-across – Murder : HOMICIDE
21-across – Calibrated face : DIAL
22-across – Death : BIGSLEEP
23-across – Songbird of the thrush family : CHAT
All Down Clues and Answers:
1-down – Steam locomotive : PUFFPUFF
2-down – Case invalidated by procedural error : MISTRIAL
4-down – French Impressionist, or his film director son : RENOIR
5-down – Location of Eeyore’s house : POOHCORNER
6-down – Tented or other military area : CAMP
7-down – Fat : LARD
10-down – Uncontrollably laughing or crying : HYSTERICAL
12-down – Given to overvaluing social status : SNOBBISH
13-down – Multilingual : POLYGLOT
16-down – Blur : SMUDGE
18-down – Small river fish of the carp family : CHUB
19-down – Unpleasantly complacent : SMUG
This crossword has in total 24 where 12 are across and 12 are down.