Red carpet, two women, one dress. A wardrobe double is the ultimate celebrity nightmare at premiere parties and glamour galas. But even at private parties, in open-plan offices and on lecture hall benches, some people suffer from fashion anxiety when someone shows up wearing the same sweaters or summer dress. In Chinese, there is even an own term for such unpleasant fashion clashes, namely 撞衫 zhuàngshān – a combination of the characters 撞 zhuàng „to clash, collide“ (as in 撞车 zhuàngchē „car collision“) and 衫 shān as in 衬衫 chènshān „top, blouse, shirt“.