Across
Copying an older style of rap (7)
Sentimental drunken kiss on the mouth (7)
The sky beginning to fall meant Mir tumbled (9)
Flip a cat over dead (5)
I haven't cracked this one yet — but Fifteensquared have:
A reversal (‘over’) of A MOG (cat) + D (dead)
Shoot group in anger management (4)
Cow police officers catch with net thrown over (10)
Christian converted by pope in Calais (12)
Pub fed band uncut sandwiches (12)
I haven't cracked this one yet — but Fifteensquared have:
ATE (fed) RING (band) in or ‘sandwiched’ by WHOLE (uncut)
Dispute reduction in disease (10)
You mustn't put on TV before five (4)
I haven't cracked this one yet — but Fifteensquared have:
DON (put on) T v (missing the ‘v’ – five in Roman numerals)
Giant flaps helping pilot in sharp turns (5)
I haven't cracked this one yet — but Fifteensquared have:
An anagram (‘flaps’) of GIANT
Answer with two affirmatives one back to officer? (9)
I haven't cracked this one yet — but Fifteensquared have:
A clue-as-definition: A (answer) YEA YES (two affirmatives) I (one) R (last letter or ‘back’ of officer)
Resistance occupies each French city before long (7)
US singer takes Yankee Doodle allegro skipping odd bits (7)
I haven't cracked this one yet — but Fifteensquared have:
Y (Yankee in the phonetic alphabet) + plus alternate letters (‘skipping odd bits’) of dOoDlE aLlEgRo – a US singer because American English omits one of the ‘l’s in ‘yodeller’ – how it should be spelt!
Down
Travellers on international flight (8)
Picture landing place on island covered with grass (8)
I haven't cracked this one yet — but Fifteensquared have:
PORT (landing place) + I (island) in or ‘covered by’ RAT (grass – as in informer)
Gem shown by friend with ring on (4)
I haven't cracked this one yet — but Fifteensquared have:
PAL (friend) after or ‘on’ O (ring)
See file with PM's fancy full title (9)
Suit and tie (5)
Comedian crazy about girlfriend in Australian city (10)
I haven't cracked this one yet — but Fifteensquared have:
WAG (comedian) GAGA (crazy) round WAG (girlfriend)
Prisoner misbehaving anytime having to scrub yard (6)
Corporal punishment where it can't be seen (6)
Waste year boxing in Britain barely covering expenses (10)
I haven't cracked this one yet — but Fifteensquared have:
SCRAP (waste) Y (year) round or ‘boxing’ IN GB (Britain)
Flowers round your neck bound to be relaxing (9)
Massive failure to cut carbon (8)
Clare regularly detains new cute RE teacher (8)
I haven't cracked this one yet — but Fifteensquared have:
cLaRe (alternate or ‘regular’ letters) round or ‘detaining’ an anagram (‘new’) of CUTE RE
Remove curse associated with blind pilot (6)
Somewhat useful sterling area that's partly in the EU (6)
Start to gather wet crop (5)
17's gone an unnatural colour (4)
Type letters or click words in the clue