Many years ago, I was doing a temp job for a clothing importer brand, recording all the new season's orders from dress shops. We were a happy, hard-working team of about five people from different backgrounds - but our clearly affluent employers were consistently vile, barking orders at us and endlessly complaining. Towards the end of the shortish contract, we all systematically tweaked a few of the orders, so that if Celeste Ladies Fashions had ordered 4 jumpers in size 14 lilac, and 2 in 16 in beige, they got 3 in size 12 green and 3 in size 16 apricot. By the time the shops unpacked the deliveries, phoned to complain, and then returned the unwanted ones, we were long gone...