Overview
Freddie Bosham, son of the short-sighted Earl of Middlewick, owner of Blandings Castle, is anxious to marry Phyllis Jackson, whose family manufacture jam. To win Phyllis he must either work in the jam factory or put £5,000 into the business and he prefers the latter. To this end he conspires with Psmith, an obliging advertiser ready to do anything— crime included, to get his han's on his lion-hunting stepmother's diamond necklace. But he's not the only one after the necklace ...