Why Do Certain Songs Become Popular?
Music researchers analyzed over 700 top Billboard songs (which included examining over 80,000 chords) and they determined that the "Ob-La-Di-Ob-La-Da"\x9d is the most appealing song ever written. How in the world, you might ask, did they choose that (some would say annoying) song?! Let's find out how two key ingredients - surprise and uncertainty - combine to create songs that you really like to hear over and over.