1: Again put together pieces from rare comb in exhibit (9)
5: To live with a former partner is the final result (5)
8: Heads of Asian countries hope the United Nations gives attention to Germany (7)
10: Stupid alien filmed in undergrowth (7)
12: Parade's quirky charm (5)
13: I'm to intercede without delay (9)
15: Praised moving anguish (7)
16: Land affected by the Oslo settlement (7)
17: Kind of blue hereafter, at heart; this might tell what's to come? (3,4)
19: Restaurant employees opposed to stuffing fish (7)
22: Green coat for Italian composer and Spanish painter (9)
23: Nearly everyone can work on the course without help (5)
24: Shape up at invading Congo Free State (7)
26: Clip of Southern Conservative is very revealing at first (7)
27: Acid destroyed brace (5)
28: Rejected, for the most part, unlikely chance to buy rubbery substance (9)