Plot Summary:When the Americans have gone, new issues ensue. At breakfast, Captain Peacock, Mrs. Slocombe and Miss Brahms discuss the development of the relationship between Mr. Humphries and Mavis. In the hall, when Mrs. Slocombe has read a letter from her friend Mrs. Axleby and has related it to Miss Brahms, Captain Peacock comes down the stairs, announcing he has found a gun in a desk drawer in his room. As he accidentally fires it, he narrowly misses Mr. Humphries, who faints. When Mr. Rumbold telephones the police to ask them to take care of the gun, he cannot deliver the complete message, before the police come rushing to the manor. The sergeant thinks Captain Peacock is a terrorist who has taken the others hostage and as they all try to explain the situation, the sergeant becomes more and more convinced that they are all insane and in bed with each other. In the end, he leaves them be, urging them, next time they find a gun, not to call the police but to "call the army and tell them to ...
When Mr. Grace is killed in a tragic scuba diving accident, the Grace Brothers store is closed down. Being faced with the option of fin ding new jobs or early retirement on a miniscule pension, the staff takes over the running of a large manor house/hotel in the English countryside, where all manor of humorous things take place.