Dec 30, 2021 Singing acapella is incredibly hard, but Kings Return Music synchronize in a way that apparently can only be done in… a stairwell? Franz Schubert’s “Ave Maria” is a true classic, and these guys take it to a whole new level. Bravo! Trending on TwistedSifter Source: https://twistedsifter.com/videos/ave-maria-sounds-amazing-in-this-incredibly-acoustic-stairwell/