Marks and Spencer is a legendary British multinational retailer globally renowned for its high-street clothing, luxury home products, and upscale food halls. Historically celebrated as the inventor of packaged sandwiches and trusted everyday undergarments, the brand has become a cultural institution in the United Kingdom. It is famous for its unwavering commitment to product quality, ethical sourcing practices, and iconic proprietary food novelties like Percy Pig sweets and Colin the Caterpillar cakes.