Cryptic crossword No 3,741

Across

1. Mad otter, eccentric children's character (4,4)
2. Bogarde's knife? (4)
3. In a musical, a marionette finds seafood (8)
4. Meaning setter's left, nautically (6)
5. Fine fabric from a little tonsil-kissing? (4)
6. Entering, I'd confused an item in a recipe (10)
7. Sure on sonic adjustment? He should know! (11)
8. "One, two" heard in Paris? Rose got it! (10)
9. Wedding-related content in hybrid album? (6)
10. Badly-done verb? Prepare for punishment! (4,4)
11. African native takes part in mantel operation (8)
12. A prize in retro physics? (6)
13. Where patients go ahead? (6)

Down

1. American chap seen in Hindu Deity (4)
2. Marie Antoinette's alleged alternative - cooked hob rice? (7)
3. AI? No edit resolves imagination! (8)
4. (Allegedly) Oscar's wild mood in place? (8)
5. ... and follows twisted rope to find a variable. (7)
6. Anorexia, Bulimia, and Gin Tea? (6,9)
7. Struggle a little in East River (6)
8. One country surrounded German, and a flood (10)
9. Spit in rehearsal Ivan took part in (6)
10. Pupil comes back to reveal short film extract... (4)
11. Neither Celsius nor Kelvin hides breathing tube (7)
12. Shortly to inject heroin to live (7)
13. Ask mad Eros to produce a flower (6,4)