Both companies have sued the other over their plushes. We are diving into the stuffing and finding out what these lawsuits are all about. Jazwares, which is the Berkshire Hathaway owned company that produces Squishmallows, sued Build A Bear on Monday, February 12th saying that Build A Bear infringed on their intellectual property rights. Jazwares is taking aim at Build A Bears line of plushes...