How Bach’s Toccata and Fugue in D minor became Halloween’s theme song

The music of Bach’s Toccata and Fugue owes much of its spookiness to the drama it employs.

Slow music: Chord change in Germany of 639-year organ piece

Hundreds of fans attended a special kind of musical happening at a church in Germany: a chord change in an organ piece that is supposed to last for an entirety of 639 years.