Mars is using its Celebrations boxed chocolate brand to mark Diwali, next week's Hindu festival of light', The confectioner has produced more than one million Diwali stickers for the occasion which is celebrated on Wednesday (November 14). The stickers have been put on 285g and 480g boxes. Mars said many young Hindus now gave UK boxed chocolates as presents on the day rather than traditional Indian sweets. {{P&P }}