1: A chair may be material (5)
4: Caribbean tourists love to do this as dolphin cavorts (6-3)
9: End inner-value conversion in UK taxes (6,7)
11: Courier parting from Essen, Germany (9)
12: Wool is leading stocking fabric (5)
13: Haley's book provides moral support (5)
14: We hear he pillaged while he played. (5)
16: Chatter about some pay-back (3)
19: It may be used in candy or brought back in taxi (5)
20: Ray is a guy who just loafs around, so people say (5)
21: Message obscured by cinema illumination (5)
23: At last eating, I'm finally getting better (2,3,4)
24: Swings needing repair by unknown stock gauge (4,4,5)
26: Makes teenagers unruly (9)
27: Chump getting past in chasm (5)