Hypno Flash: Jon Finds Jerry's Device

Jon left his bedroom to go use the bathroom and that's when his foot knocked into something that was sitting on the hallway floor. He bent down and picked it up, unsure of what it was. It looked like a small flashlight or something. But how had it gotten there? As he was turning it around in his hands, he suddenly heard what sounded like yelling coming from his parents' bedroom. What was happening in there?