This is a funny story of a man who had an unused credit card. One day he received a bill on his credit card of $0.00 for the moth of March. He ignored the bill. But in the month of April he received the bill of the same amount. This time there was note attached to it saying that the bank would cancel his credit card. The man called up the bank and informed them about the credit card fault. The bank apologized for the mistake and said that they would look into the problem. He then used the credit card to make a purchase but it was declined. He called the bank again and was informed that he failed to make the due payment. Because of this this credit card was canceled but they will rectify this error. The credit card fault was really annoying for the man so he decided to do this. His action proved fatal for the bank. Find out what exactly happened.