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Middle of the show. I'm going down to the You are not so smart Welcome to the You Are Not So

Episode Episode!

Episode 304

3.04.

Thank you. If we've known that that video when we first made it was going to go viral, This was before YouTube, right? So we would have

probably filmed it in better quality. I feel so fortunate to have one greatest hit. I'll keep on

playing it as long as anybody wants to hear it.

Those are the voices of Dan Simons and Christopher Shabree. And what they're talking about

is their mega-famous Invisible Gorilla experiment, which is one of those psychological

experiments that just about everyone has heard up because it's also one that everyone has seen,

because it is one of the first things that truly went viral on YouTube and then the

internet at large. And if you've never seen this video, well, stop now and go to YouTube and

look up the invisible gorilla. I'll just wait a second for you to probably not go do that.

And now I will tell you that in the video, you are asked up front to count the number of times a basketball gets passed back and forth between some people in a relatively small room,

and then they start passing it back and forth, and by the end, most people feel like they've counted

the number of passes and they get ready to see their score. Then the video says, did you see

the gorilla? Because most people fail to recall seeing a person wearing a gorilla suit,

walking very obviously on screen, then through the group and then off screen, which is what happens in the video.

When you watch it a second or third time, it freaks you out, and then you can't wait to show it to other people,

...