16a any good one will do for the better(1,4,5)a,s??e,thing
17d what might those little fellows be... way offg there on top of the house?(7)??o?e?s
20a some understatements initally about its movements"on the night before christmas"(5)?o?s?
55d a black and white fusion of ETs are these,as described by abductees(3,5)the,???y?
68d... story has it theres a building site going down(4)??o?