Bad news. Grace Brothers may be bought by the Japanese. The staff take their problems to Number Ten, where they contact President Reagan by the phone. Mrs. Thatcher gets fashion tips from Mr. Humphries.
The staff performs a play on CB radio to advertise Grace Brothers. The play results in the store being swamped by truck drivers who are driven off by Mr. Humphries and Mrs. Slocombe.
When the handsome golf pro from Sports comes to the floor for a demonstration, he accidentally hits Mrs. Slocombe. She then thinks she's a little girl, wreaking havoc on the store as she cavorts around the department.
Mrs. Slocombe sells her home-made perfume. After a misunderstanding, Mrs. Peacock finds Captain Peacock without his pants (perfume had spilled on them) and the ill-fated trousers in the hands of Mr. Rumbold's secretary.