The feuding fathers find out about the relationship between their son and daughter and consider taking steps to prevent a marriage.

Veronica appears on the scene - causing Simon and Oliver to compete for more than antiquities.

Veronica wants to go to the opera in Edinburgh. Simon and Oliver each compete to be her date. Simon has to find a replacement au pair.

Oliver's antiques shop is burgled. A pair of pistols is reported missing, but when these mysteriously turn up in Simon's shop Oliver turns this misfortune into an opportunity to make money from an insurance claim. Simon is arrested when a police officer spots the pistols in his shop window. To encourage Oliver to assist him in getting the charges dropped he agrees to help Oliver get membership at his golf club.

Oliver beats Simon to a painting they both want. But is it a Constable or not? David confesses propositioning another woman, jeopardising their engagement.

Simon holds a dinner for Oliver, Lyn and David, his ulterior motive being to expose Oliver's lack of etiquette. Lyn prepares for her move into Simon and David's home. David and Lyn's wedding day arrives.

Simon nominates Oliver for membership of his golf club. Oliver holds a function for the committee members to win their support. Lyn and David are on their honeymoon and return to find Oliver and Simon quarrelling over their wedding presents.

Simon and Oliver seek to win Veronica's affections. Oliver reaches the age of 50. Lyn is concerned about her father being lonely, but David is concerned about the amount of time she spends with him.

David and Lyn quarrel about her taking a full-time job. Oliver seeks a new cleaner. Simon is losing to Oliver in a telephone chess game and becomes suspicious about Oliver's apparent skill at the game.

Simon needs a blood transfusion, but he has a rare blood type. Oliver has the same blood type and agrees to donate in return for favours from Simon, including dating Veronica.

Simon's sister visits him and Oliver immediately falls for her. Simon and Oliver each purchase one of a pair of figurines and then attempt to purchase the others to make a valuable pair.

Oliver and Simon each separately consider reforming their partnership due to the poor state of their accounts and the imminent arrival of the taxman.