It's the dress of 2018. This sound phenomenon tore up the (internet) originally off a soung clip on (twitter). With some people hearing Laurel and others hearing Yanny, (Scientists) have put the explanation down to different frequencies, but not before some (celebrities) had their say on one side of the argument.
a stupid trick made for you to think there is an illusion, only depending on the sound quality of what your listening to it on and what you want to hear from the words. The answer is actually Laurel, why internet? Why?