Primary school children gets an amazing surprise from Opera Singers during the lunch time. The kids had no idea that they were about to be served a special side dish along with their pasta lunch meals. Saclà Italia, an Italian food company that makes pesto and other sauces made this surprise opera flash mob. When the kids were being served their meals, a man with a massive pepper shaker stepped into the room and started opera singing. Then three others joined with him. And the kids have different reactions to listening opera.