UNIDENTIFIED CHORUS: (Singing) J-I-N-G-L-E bells. SIMON: Ah, jingle bells. Don't worry. Not going to sing along, but I would like to pose a question. How did those bells become a symbol of this season ...

MEDFORD — It’s a jaunty little Christmas number that works well at both kindergarten recitals and boozy holiday parties. And the story behind its creation was just so darn charming that decades ago ...