Cryptic crossword No 3,623

Across

1. Crossword lover solving crimes again after drinking second (5)
2. They've forgotten main case when travelling (8)
3. Met police unravel thread, youth arrested (3,4)
4. German woman's family pickle (7)
5. Tips for very active Retriever: needs iron, shampoo his shiny coat (7)
6. Unsparing theatrical mother flounces out, takes son (7)
7. Big Bird is touring e.g. Legoland with Ernie first... (6,5)
8. ..Bert second amid excited scenes - my very soul! (7)
9. Governor Tim has time for a dance (5)
10. Scraps arrows (8)
11. A bit embarrassed putting claret on saucer (7)
12. Flipping virus on the internet takes in old (very old) hero (7)
13. Bolster study about... aw, fish? (7)

Down

1. Bend to hear little bits (4)
2. Princess's personal reject (6)
3. Arrive. Cats maybe happy? (4,2)
4. Material clue in case of Chavez (6)
5. Obtain baby clothes and muddle through (3,2)
6. Hens bag dilapidated hut (7)
7. Apathy causes monkey to eat nothing (7)
8. Displaying ego and chunky back in fashion magazine as a bachelor might be (8)
9. Established proceedings transcribed in press code with Union contribution (3,7)
10. Put down strike in village in Ireland (5)
11. Test setter's reason (6)
12. Part of suit, a face card yet without crown (6)
13. Tight in cosy bit of pub (4)
14. Tough like a Lincolnshire poacher (4,6)
15. South Asian comes back in e-mail - a pen-pal! (6)
16. Go ferret around, little climber (4,4)