Everyone deserves a sweet reward every now and then. Give yourself the sweet reward of Diet Dr Pepper and enter to win a chunk of the Sweet Summer FUNd. Sign up and play our sweet scratch off game for a chance to instantly win a $5 Walmart eGift Card. Then, upload your Walmart receipt showing purchase* of any Diet Dr Pepper item for chance to win a $50, $500, or $5,000 Walmart eGift Card! Upload receipts every day in May for additional entries.