Ahead of the Christmas holiday, Charlie Puth guested on Billboard's new video podcast On the Record w/ Kristin Robinson to answer one burning question: Why does Christmas music sound so Christmas-y?

This is a story of when a singing cowboy got upstaged by Santa Claus on Hollywood Boulevard. In the Christmas season of 1949, Gene Autry's version of "Rudolph the Red-Nosed Reindeer" was the No. 1 ...