Across
Histrionic tot an hour after midnight how Christmas starts (8)
I haven't cracked this one yet — but Fifteensquared have:
DRAM – a tot of drink & AT 1 – an hour after midnight & start of C(hristmas). I’m not utterly convinced how I’ve parsed this one
Devil similar to horned creature (6)
I haven't cracked this one yet — but Fifteensquared have:
IMP – devil & A-LA – like, similar to
Cheeky Girls number in medleys (6)
Another business function fed by sandwich shop (8)
Fail seeing Santa's reindeer? Hang out nuts (12)
Nice to hear incantation revived by Spooner (10)
I haven't cracked this one yet — but Fifteensquared have:
Spoonerism of SPELL – incantation WOKEN – revived
Children get penny that's in the middle of pudding (4)
I haven't cracked this one yet — but Fifteensquared have:
SEE – get, understand & D – old penny, that is, the middle of (pud) D (ing)
Extra food called for to be made fast (4)
Store has brown jumper in large and medium (10)
I haven't cracked this one yet — but Fifteensquared have:
UMBER – shade of brown & ROO – Aussie jumper – all in L(arge) & M(edium)
Might one be upset in red with Villa up? (12)
Before present given test about shepherds (8)
Reflecting Hamlet perhaps term for that? (6)
I haven't cracked this one yet — but Fifteensquared have:
Hamlet is a brand of CIGAR & end of tha T all reversed, reflected and another all in one referring to the play
Rich do deal that's dodgy (6)
Women in pews perhaps trying to maintain body temperature (8)
Down
Animal Dürer imagined might make you richer soon (10)
Magnetic fellow giving maiden a kiss skilfully (7)
I haven't cracked this one yet — but Fifteensquared have:
James Clerk MAXWELL did magnetic work in the 1860s. M(aiden) & A & X – kiss & WELL – skillfully
Key to clothes shop (5)
Russian leaves something for Santa to fill (7)
Popular gambling game keeps general in poverty (9)
I haven't cracked this one yet — but Fifteensquared have:
IN – popular & GEN(eral) in DICE
Gentle exercise starts to add tone stretching a lot (7)
I haven't cracked this one yet — but Fifteensquared have:
Starts of A dd T one inside PILES – loads
Pine trunk that's been felled cut by Norway (4)
Gong showing time for Christmas speech (10)
Friend greeting friends regularly had a natter (9)
I haven't cracked this one yet — but Fifteensquared have:
PAL – friend & AVE – greeting & alternate letters of f R i E n D s
King at head of very happy family (7)
Rolling Stones blare out in M&S (7)
I haven't cracked this one yet — but Fifteensquared have:
BLARE* out in M&S
Robin perhaps alert in shot (7)
Loose woman in the family taking top off (5)
I haven't cracked this one yet — but Fifteensquared have:
A topless (a)UNTIE
Hitch a loop to secure light at the top of the Christmas tree (4)
Type letters or click words in the clue