Music and baseball go together like Tony LaRussa and Dave Duncan.
The nature of the game (frequent breaks in the action) means the fans have to be kept happy somehow; playing background music is a great way to increase fans' patience.
But it goes deeper than that. Preschool students learn to sing "Take Me Out to the Ball Game", and millions of kids nationwide grew up thinking the last words to "The Star-Spangled Banner" were "Play ball!" (or was that just me?).
With that in mind, here are the songs that GMs have been singing to themselves this winter.