Dorothy has her heart set on getting a dog. As ever, Robert does not share her enthusiasm, and with a particularly highly strung woman selling the bitch, it looks like he may get his way.

Dorothy's chauffeur, Vincent, and his wife make a bid for Robert's job in the McNab household. Robert's happy to call their bluff. Dorothy is a little less enthusiastic...

Both Robert and Dorothy are struck down with a mystery illness. Bed-ridden, neither have anyone to look after them, and tensions rise to breaking point when a market researcher comes to the door!