 A public relations move by Aldi put Marks and Spencer Group PLCs LON:MKS in a potential pickle by calling for all UK caterpillar-shaped cakes to club together to raise money for charity. After being taken to court over claims its cake is a knock-off of MSs Colin the Caterpillar, the German discounter said on Twitter that its Cuthbert the Caterpillar needs the help of Curly, Clyde, Cecil, Charlie, Morris and Wiggles, tagging Tesco PLC LON:TSCO, J Sainsbury PLC LON:SBRY, Asda, WM Morrison Supermarkets PLCs LON:MRW, John Lewis Partnerships Waitrose and Co-op. 