Cryptic crossword No 3,500

Across

1. Sentence about march going around islands to find exotic flyer (4,2,8)
2. He extols hype about 11 (7)
3. Start to broadcast performance you took in (7)
4. Reluctantly ask increasingly severe employer initially for this? (5)
5. Spidery hairdo can blow about (9)
6. Speak to wayward teen with cider (9)
7. Skinflint gets one shilling return on money initially (5)
8. Funny worker may be in charge (5)
9. Diligent couples follow one around university behind idiot (9)
10. In two seconds step in high-flying vehicle (9)
11. Walk to begin delivery is increased (5)
12. Difficult, when topless, to get into pubs’ inner workings (7)
13. Some of rival’s orangeade for loser (4,3)
14. Worried as supine verses have ability to convince (14)

Down

1. Co-operation of bishop and quiet craftsman carrying one on to boat (14)
2. Down-to-earth person retails fresh order (7)
3. Doctor bit escort during childbirth! (9)
4. Carrying vessels to get older drink first... (7)
5. ...Leer stupidly about one with the French drink (4,3)
6. Abandon long after the start of December (5)
7. Four divisions of young sailors? (7)
8. Non-working inhabitants acquire power to get dollar bills (4,10)
9. Hurried and sadly mashed tea! (4,5)
10. Apprentice may be someone who gets on board? (7)
11. Communication problems with continent after first power hiatus begins (7)
12. New parson gets one to provide singers (7)
13. Good supporter is about right taking one in to large plant (3,4)
14. Makes listeners accept new beginning (5)