It's National New Kids on the Block Day. Any super fans out there? Check out this collection of amazing NKOTB memorabilia you probably begged your parents for. -->
The internet really is a beautiful place. In 1989, teenager Mark Davis worked at a Chicago K-Mart. Mark was into sound systems too and when he took a peek behind a service desk, he discovered a cassette tape marked "October". It was the background music that played daily in the store for 12-14 hours. What did he do?