Geoffrey, Bungle, Zippy and George are busy sorting through some stuff they've collected for a local jumble sale. Zippy is playing with a red toy car that he found in the jumble. Bungle asks if he can have a turn playing with the toy car, but Zippy won't let him. Then suddenly Zippy notices his toy car has disappeared, so he tries to solve the mystery of who took it. Rod, Jane and Freddy sing "Rainbow Street". Zippy asks lots of questions to try to find out who has taken his red toy car. Meanwh...