Ken and Harry are guarding Tinkerbell, a greyhound, at Woodcote Park, before her big race. The owner, Mr Hancock, insists that Tinkerbell must be fed ""Mr Marrow"" dog food and a detailed record must be kept of how much of it she eats. Harry gets Rocky to feed and walk the dog, and it soon becomes clear that Tinkerbell hates ""Mr Marrow"". An attractive blonde woman turns up at Woodcote, delivering cases of wine in a Range Rover. While Harry and Rocky are helping to unload the wine, she drives off with Tinkerbell. Harry and Rocky try to trace the owner of the Ranger Rover. Then Rocky has an idea: there is going to be a charity event before the greyhound race - perhaps the dog thieves will be there. They locate the car and follow it back to an opulent house owned by a Mr and Mrs Hipkiss who claim to own Tinkerbell. Mr Hipkiss tells them that Hancock used to work for him but wasn't up to the job. Hipkiss believes that Hancock had stolen Tinkerbell in revenge for (as he sees it) being sacked
Ken has moved to Nottingham and has set up Boon Investigations, operating out of a small office near the Castle. His first case involves him being employed by Gerry Anscomb, manager of a local radio station, Sherwood Sound. He wants Ken to act as minder for Eddie Cotton, ""The Man You Love To Hate"", a brash loud-mouthed young DJ who has a habit of turning up for work drunk... or not even turning up at all. They want to make sure he will not let them down at a Charity Telethon this coming weekend. Eddie gives Ken chance to plug Boon Investigations on the radio. Ken and Eddie go to a snooker club where Eddie gives Ken the slip and picks up Donna Delaney, a leggy young woman who wears cowboy boots and has closely-cropped blonde hair. Eddie and Donna go to a night club where she drugs him. He makes something of a spectacle of himself and gets his photo printed in the gossip column of the local paper. He misses his show and a fellow DJ, Tony Lyons, has to stand in for him. He eventually turn