Things haven’t quite gone to plan for defending GPS premiers Kings in 2019, who remain winless after three rounds.  Following losses to Riverview and Newington, Kings leaked a late try in a 15-14 loss to Scots at Bellevue Hill last weekend.  “It’s been pretty disappointing coming off a successful season the year before,” first XV coach Hugh Perrett admitted.  “It’s been a lot tougher this year than it has been in the past, but we’ve had a lot of success with our second XV who are playing for a premiership against Joeys tomorrow.  “We’ve had a tough run with injuries, not just to our key guys but right across the squad and that’s effected our depth quite a bit.  “Competition for spots always drives performance but unfortunately this year we haven’t had as much of that as we would have liked.” Star back Joseph Suallii returned and scored one of Kings’ two tries against Scots last weekend, but Perrett said the scoreline possibly flattered