Cryptic crossword No 3,278

Across

1. Pretending I'm in a Lotus convertible (10)
2. Cue Diane mixing for listeners (8)
3. Tends to be a long time following musicians (8)
4. Substitute umpire admitting untruth (6)
5. Take the testicles of a saint in wooden box (8)
6. Do salad now, tossed for aroma (10)
7. Celebrity first arrives hiding (4)
8. Start journey coming out of closet for thespian (3,5)
9. Naked entering party on vacation, revealing lack (7)
10. Country house is French - tea messed up! (6)
11. Somewhat anger billionaire's pet (6)
12. Partly lecherous idol (4)
13. State put Rita in trash receptacle (7)
14. Open University backing Disney? That's criminal! (6)

Down

1. Loathed around university, Milli - left out - is embarrassed! (10)
2. Six balls tossed and defeated! (10)
3. Tiger starts to tremble and transform erratically, becoming winged thing (5,3)
4. Work out - if back starts to go, use reduced effort (6)
5. Slip backward embracing ex from the right, image in pieces! (6)
6. Insult British vessel (4)
7. Military parade is reservists' time as well (6)
8. Sergeant mixed up chemicals (8)
9. Crack house in the middle of street (4)
10. Material found after blowing up handheld device? (10,5)
11. House con - dweller hides imperfect item (6)
12. Harmless but strange contrail over sun (15)