abstract:Wispa is a brand of chocolate bar manufactured by Cadbury UK. The bar was launched in 1981 as a trial version in North East England and with its success it was introduced nationally in 1983.
The codes will be hidden inside the wrappers of any one of ten of Cadbury's leading chocolate bars including Crunchie, Time Out, Dairy Milk, Caramel, Boost, Wispa, Giant Buttons, Whole Nut, Fruit and Nut and Double Decker.