Online retailer Amazon is laughing all the way to the bank, as the retailer announced yesterday that their holiday 2012 was their best holiday ever. According to Amazon they were selling 306 items per second, on cyber monday customers ordered 26.5 million items on that day alone with the Kindle Fire HD tablet leading the way with sales. And Amazon also says they were the top holiday retailer in customer satisfaction for the 8th year in a row.