KINGSTON, ONT. In a place where there can be a lot of unpleasant surprises, it was a different day for parents and kids at Kingston General Hospital’s Pediatric Unit, after they got a visit from some grime-fighting superheroes. Elite Window Cleaning and Kingston General Hospital held their annual Superhero Day on Friday, with the members of the company s window cleaning team dressed as superhero characters. The members of the friendly neighbourhood window washing company repelling down the side of the hospital, with soap and squeegees in hand, dancing and playing for the kids inside, and outside the windows.