"Harry may be four and three-quarters and Walter may be ninety-two and a half, but that doesn't stop them from being best friends. Harry loves to go next door to play games with Walter and draw pictures together. And when the snow falls, Walter clears a path to Harry's house so that they can visit every day. But one day, a For Sale sign appears on Harry's lawn. Harry is devastated that he and Walter will no longer be neighbors"--Amazon.com.