That $3 Trader Joe's bag you forgot about in the back of your closet. It's now an international status symbol. I'm not kidding.The bags were spotted on the street during Paris Fashion Week. The obsession is similar to Americans love bags from London's Dawn Books or Paris's Shakespeare and Company. The Trader Joe's bags have been seen out and about in London, Seoul, Tokyo, and Melbourne, Australia.Because there aren't any Trader Joe's stores outside the US, the bags are being listed on resale platforms for u ...