Across
Host seems clever occasionally (5)
Small white ball dropping behind a golf club's tree (9)
New Age crank largely dwells on it (6,9)
Pound put on black - splitting responsibility - it's normally red (6,3)
Cold - Geordie's content to go out with top on (5)
Confuse electorate - making nothing right with vote (7)
Milk supplier's entertaining second commercial sent over computer file (4,3)
Space after group of students returned to conservatory? (3,4)
TV channel invested in vehicle - something 2 might study (7)
Pop star's dicky heart finally giving way (5)
Cancels pet's treatment - having Alsatian's tail docked for show (9)
Critical point during surgery - essentially resting on anaesthetist's complex calculations (6-9)
Gets over charge for tips (9)
That is breaking metal connection (3-2)
Down
Look into flights to find cuts (9)
Official swore no rock climbing - after fragments fall off (7)
Time's against goddess (5)
18d
(and 18 Down) Oddly blue joke cracked by Greek characters on island originally cast as locals for Mamma Mia? (7,7)
19d
(and 19 Down) Bohemians sounded angry at first before journalist provided means of payment (7,7)
Told about, say, going down (9)
Lumps somehow led us on (7)
Fix rotating handle - starter for double-decker (5)
Like some tea gents? On vacation smoke marijuana (5-4)
Urgent supply to prop up country wanting vital piece of military hardware (6,3)
Reformed character inspiring son to become journalist (7)
See 4 Down
See 5 Down
Virginia creeper not against supporting walls for clinic offering jab? (7)
Book written by an American student's trite (5)
It's understood I whip up dessert at the end (5)
Type letters or click words in the clue