Cryptic crossword No 2,872

Across

1. Spike: Pointless jouster's weapon (4)
2. Be ill in the early afternoon returning to what Venetians call home (6)
3. Dance move with future bride in front of family before midnight brings creator of horror (7,4)
4. Christens celebrities and sings (5,5)
5. Siestas intermittently with Italian beauty and Spanish queen (8)
6. Almost help Italian to birthplace of a flock's preacher (6)
7. Cunningly entraps copyright infringement platform (7)
8. Future prospects don't admit having chlamydia? (7)
9. Tie up and lightly hit all round with bar (7)
10. Celebration with perhaps apple pie? (4)
11. Seen as fake, torn into pieces (5,3)
12. What one wears for evening shifts? (5,5)
13. Typical in Camarthen or Monmouthshire (3,4)

Down

1. Some overhear Big Bird (4)
2. Woos Nina, flustered and fainting (2,1,5)
3. Pressing Del and working carefully around Rodney's lead (7)
4. Ageism might cut actress from period drama? (6,5)
5. Superhero with even itchier skin after he finally succumbed to trace of allergen (3,5)
6. Bill's current number (7)
7. Russian revolutionary not in with weapons manufacturer after international body (Spain, Malta and Italy) withdrew for the duration (6)
8. Flat, strange hat I donned for Asian dish (3,4)
9. Genuflects and almost drinks alcohol outside empty nave (5,1,4)
10. Family pet hiding behind bucket or bench perhaps (3,4)
11. Religious leader (not bishop) taken in by support group in Middle Eastern area (6)
12. Gill in porn mix-up with baking utensil (7,3)
13. Dates anglers now and again (4)