While a staple image of Christmas is Santa appearing in a bright red suit appearing all over the world, this wasn't always ...

Folks, y'all know there's really only one Santa Claus. (SOUNDBITE OF ARCHIVED RECORDING) UNIDENTIFIED PERSON: Ho, ho, ho. Merry Christmas. KHALID: But some people like to dress up like Santa.

Behind the festive songs and red suit lies a real story. Santa Claus began as Saint Nicholas, a fourth-century bishop known ...