Cryptic crossword No 3,282

Across

1. Rent occurs unexpectedly, so cheat customers for extra money! (3,7)
2. Break up, decry love abysmal (8)
3. Lightweight Andy swallowed oboe, but there's no A&E! (6)
4. Ugh, cat makes a mess, is found out (6)
5. Snorting emanating out of slaughterhouse (8)
6. Least-fortunate mallard left for dead in university east of Paris (10)
7. Balls in news at midday (4)
8. Love hidden spaces for Easter treats (6)
9. Wealthy person loses pet and gets large in apartment (4)
10. Drink half of piri-piri in street (6)
11. Arrange time for drug for player (8)
12. I air smut about pudding (8)
13. Crudely irreverent - ogled fetching companion (6,9)

Down

1. Romantically embracing opponent (4)
2. Saint Ron: good and powerful (6)
3. Paint activated - covering complete (6)
4. Patronise prisoner Des about goal (10)
5. Declare Ann's weight - not small! (8)
6. Doctors having nothing for wind problems (8)
7. Listens, not hard with these? (4)
8. Loving only the opposite sex, so hate sexy outlier - bewildered! (15)
9. Asked essentially "reveal what every body's hiding?" (8)
10. Professor needs a desk to be productive (10)
11. Turn around, greeting Fanny (6)
12. Starts to produce unlikely light seen amazingly regularly? (6)
13. Tour of UN arranged, but exhausted! (3,3,2)