Pete is married to Sarah and is appalled, when George, his friend a best man at both his weddings, arrives with the news that his first wife Jessica was not killed in a climbing accident, as they had thought, but is alive and well and keen to resume her life with Pete! This unexpected revelation leads to a series of hilarious situations as Peter and George try to find a way out of this desperate plight without upsetting either of Pete's wives or his second wife's powerful mother.