"open mouth disease" 
Discussion
this was one of the originals that got turned into a meme:
the taste of money makes us into dickheads
I don’t know why the klick rate is that good with a open mouth
Mr Beast studied and experimented with it for hours until he discovered he was able to consistently up his conversion rate with open mouth cover art. As time wore on, audiences needed more and more exaggerated expressions to click. And here we are.