Auction bids topping $57,000 for rare $20 banknote with Del Monte sticker on it

How can a $20 bill be worth over $57,000? Because of a printing mishap. The "Del Monte note," a rare $20 banknote with a banana sticker on it, is currently for sale through Heritage Auctions, a Dallas-based auction house. Currency collectors are paying close attention to the item and breaking previous bidding records with their offers, according to Heritage Auctions.