From 1983 to 1992, Medusa’s nightclub just south of Wrigley Field welcomed kids of all kinds to celebrate their freakiness on the dance floor.

Party lines, where more the one home shared the same phone line, required a certain telephone etiquette. Although they were phased out in cities like Chicago by the 1980s, as late at 2000, thousands in the U.S. still shared a line with their neighbor.

In the 1920s Major General George Owen Squier designed the technology for piping muzak into homes and businesses. Ray Conniff’s orchestra perfected this easy listening sound.