1: Cheaper oil, gas distributed in Island chains (13)
7: The end of a fire (or a month?) (5)
9: Hot burnt residue is on hot pot (7)
11: Simpletons at home with no money (9)
12: Mousy girlfriend loses head and bellybutton (5)
13: Underworld boss can be found among crazy sun-worshippers (7)
14: For slimmers: food almost tasteless, initially, and costing nothing? (3-4)
15: Shell compensate for loss in certain risky starts (7)
18: Well-brewed litre of this is a symbol of Irish pride. (7)
21: Clean, polished spear (5)
22: Never out of order, a Kennedy is greatly admired (9)
23: Without a bit of Retin-A, stops wrinkles (7)
24: With a big smile, catch a Royal fish (5)
25: Fine legs confused emotions (5,8)