You might writing along and, for ambiance, want to have a song playing in the background. In fact, you may want the No. 1 song of that era playing in the background (or, at least as far back as Billboard goes). Well, my friend, this be your Web site:
https://home.comcast.net/%7Ejosh.hosler/NumberOneInHistory/SelectMonth.htm
https://home.comcast.net/%7Ejosh.hosler/NumberOneInHistory/SelectMonth.htm