Del has applied for a council grant but been turned down. After giving Rodney a bracelet for his birthday inscribed 'Rooney', Del drives Rodney to a fancy dress party where they are dressed as Batman and Robin. However the Reliant Robin breaks down and, as the brothers are running through the fog in costume, they scare off a gang of muggers about to rob a female councillor. At the party they are the only guests in costume because the birthday boy has actually died and the party is now a wake. But there is good news next day when Del catches one of the muggers as he is...

After reading a book entitled 'Modern Men', Del elects to have a vasectomy but backs out when he finds that the doctor concerned is still angry about the faulty paint he sold him. With Cassandra pregnant Rodney is seeking a better-paid job and answers a newspaper advertisement, only to discover that it is as Del's assistant. Cassandra is rushed to hospital but she miscarries and, whilst comforting Rodney, Del bursts into tears.

Raquel is nervous when she prepares to introduce her parents to Del Boy, following a long rift with them. As usual, Del is determined to make sure they have a meeting to remember. Meanwhile, Rodney appears to be struggling to come to terms following Cassandra's miscarriage. In the midst of all this, Del and Rodney may have finally struck gold when they unexpectedly find themselves in possession of a valuable watch that has been lost for centuries...