Across
Mike and Heather enthralled by an advanced style of country music? (9)
I haven't cracked this one yet — but Fifteensquared have:
[ M(letter represented by “Mike” in the phonetic alphabet) plus ( and ) ERICA(the genus of shrubs, including heather) ] contained in ( enthralled by ) [ AN + A(abbrev. for “advanced”) ].
Fast vehicle ditched by Shell? (5)
I haven't cracked this one yet — but Fifteensquared have:
“car”(a motorised vehicle) deleted from ( ditched by ) “carapace”(the hard upper shell of, say, a tortoise).
Knitter knitted knick-knack (7)
Excel is almost certain to change (7)
I haven't cracked this one yet — but Fifteensquared have:
Last letter deleted from ( almost ) “sure”(certain/doubtless) + PASS(to change from one state to another, as in “he can pass from being docile to being disobedient in a moment”).
Force trainee to execute 'duck and cover', primarily when retreating (5)
I haven't cracked this one yet — but Fifteensquared have:
Reversal of ( … when retreating ) 1st letters, respectively, of ( …, primarily ) “ to execute ‘duck and cover’ “.
Old New Zealand admiral on manoeuvres (9)
Literary adventurer disturbed lingerer grabbing tool for opening letter (9,6)
Condition may seem poor around edges of pitch (9)
I haven't cracked this one yet — but Fifteensquared have:
Anagram of ( … poor ) MAY SEEM containing ( around ) 1st and last letters of ( edges of ) “ pitch “.
Nine divine females married pursuers off and on (5)
I haven't cracked this one yet — but Fifteensquared have:
M(abbrev. for “married”) + 2nd, 4th, 6th and 8th letters of ( … off and on ) “ pursuers “.
Notice call to work (5-2)
Handcuff a salt arrested by setter (7)
I haven't cracked this one yet — but Fifteensquared have:
[ A + NACL(the symbol for the chemical compound, sodium chloride, a salt formed from sodium hydroxide and hydrochloric acid) ] contained in ( arrested by ) ME(self-referential pronoun for the setter of this crossword).
Wrestler returned inside box-like zone (5)
Mobile meters, say — one way to repay debt (4,5)
Down
Tiny piece about centrally stripped grammatical form (10)
I haven't cracked this one yet — but Fifteensquared have:
PARTICLE(a tiny piece/a very small portion of matter) containing ( about ) middle 2 letters of ( centrally ) “ stripped “.
Confuse order to let one's hair down? (8)
Mostly wonderful, tense batter's innings (6)
Engineer, eh? So it's said (4)
Character in Othello reported noble group of stars (10)
I haven't cracked this one yet — but Fifteensquared have:
CASSIO(a character in the Shakespearean tragedy, “Othello”) + homophone of ( reported ) “peer”(a nobleman).
Damn shower beginning to irritate Gulf national (8)
I haven't cracked this one yet — but Fifteensquared have:
BAH!(like “damn!”, an expression of annoyance) + RAIN(a shower/a large quantity of things that fall or descend) + 1st letter of ( beginning to ) “ irritate “.
Covering of slate on a dam (6)
I haven't cracked this one yet — but Fifteensquared have:
PAN(to slate/to criticise severely) placed above ( on , in a down clue) A + MA(a familiar term for “mother”/a female parent/a dam, in reference to an animal).
Extremely fickle twin sons own up (4)
I haven't cracked this one yet — but Fifteensquared have:
1st and last letters of ( Extremely ) “ fickle ” + 2x ( twin ) S(abbrev. for “son”).
Spell in which nobody gets the runs (6,4)
Style doctor introducing several points (5,5)
I haven't cracked this one yet — but Fifteensquared have:
DR(abbrev. for “doctor”) + 1st letters, retrospectively, of ( introducing ) “east, south, south, south, east, north, south, east”(several compass points).
Alcohol clergy bottled at home (8)
Lock web address after X linked to copyright (4-4)
I haven't cracked this one yet — but Fifteensquared have:
URL(abbrev. for “Uniform Resource Locator”, the address of a webpage on the Internet) placed below ( after , in a down clue) [ KISS(in written form, represented by “X”) plus ( linked to ) C(abbrev. for “copyright”, as in ©) ].
Beggar's right to stop one who'll cough up (6)
Tiny setter's amphibian is caught (6)
Catch punch (4)
Bible book briefly picked up before end of religious service (4)
I haven't cracked this one yet — but Fifteensquared have:
Reversal of ( … picked up , in a down clue) SAM(abbrev. for /briefly “Samuel”, a book in the Hebrew Bible) plus ( before ) last letter of ( end of ) “ religious “.
Type letters or click words in the clue