Music Geek? Learn What Makes Christmas Music So Christmassy

I am a lover of music.  Most likely you are too and that's why you're reading this right now.  I am also a person who loves to know how things work and what makes them tick. So needless to say I was interested in what the juicy chord they felt they had uncovered to unlock the key to the perfect Christmas song...Hippopotamuses aside of course. Ready for a little music theory?  Get ready to see how Mariah inspires by Phil Spector inspired by Irving Berlin make or Holidays bop along. Just watch and Merry Christmas.