The bathroom wall had a nail in it. He pulled the nail out of the wall. It was a big nail. When he pulled the nail out, a hole was in the wall. It was a big hole. He wanted to repair the hole. He went to Wal-Mart. Wal-Mart has everything for sale. Wal-Mart is a very popular store. He asked a clerk, “How can I fix a nail hole in my bathroom wall?” The clerk said it was very simple. A nail hole was easy to fix. “Just buy this tube of Nail Hole Filler. Then squeeze it into the hole,” the clerk said. He took the filler home. He squeezed it into the hole. He let the filler dry overnight. The next day, there was no hole!