"All this time with no help whatsoever and then two carloads of people turn up unannounced and expect me to drop everything so that I can give them a tour of the premises. And do you know what the first thing Mary said to me was? 'You've not got any displays up.' Well, sorry, Mary, I thought that getting the place cleaned up and getting the stock out on the shelves was the first priority. If she's so worried about the displays she could have come over and lent a hand or something."
You can always count on Mary to put a damp flannel on any glimmerings of job satisfaction.