(26) Bill! Having very little money causes stress. (6) A _ C _ E _ . (43) Dance music for two instruments. (8) _ O_ N _ _ _ _. (51) Artificial flower in tin - a pound. (5) _ A _ A _ . (57) Flats could make or mar this setting. ( 7) S _ E _ E _ _ (79) Stop the Spanish in Biscay, perhaps? (5) B _ L A _ .