Why videos become viral | Kevin Allocca

Kevin Allocca is YouTube's director of trends, and he has deep thoughts about stupid web video. In this speech TEDYouth, he shares the 4 reasons why a video becomes viral. (This is the first conference posted from an amazing TEDYouth event.) Many more will be online next month as part of our TED-Ed launch. We can not wait …)

TEDTalks is a daily video podcast of the best conferences and performances of the TED conference, where leading thinkers and actors from around the world give a lecture about their lives in 18 minutes. Speakers include Al Gore on climate change, Philippe Starck on design, Jill Bolte Taylor on his own stroke, Nicholas Negroponte on One Laptop per Child, Jane Goodall on chimpanzees, Bill Gates on malaria and mosquitoes, Pattie Maes on the "Sixth Sense" Wearable Tech, and "Lost" producer JJ Abrams on the lure of mystery. TED stands for Technology, Entertainment, Design, and TEDTalks cover these topics as well as science, business, development and Subtitles and subtitles translated into a variety of languages ​​are now available on TED.com at

If you have any questions or comments about this EFILE or other videos, please click here



  1. check this out outhttps://www.youtube.com/watch?v=rJd3keMPlsY Pass it on!!!!! send a message tp them what makes a living of our time

  2. 5:46
    and that guy is now the most famous vlogger on Youtube 😀

  3. casey……………………….

  4. Have never viewed any of these! What about Charlie bit my finger ?

  5. Woah this was posted in 2012! I still remember Double Rainbow man, Nyan cat. Super viral.

  6. I'm a creator and this is one of the most incredible videos I've seen

  7. Was that guy smoking weed!? (The rainbow dude)

  8. he said that there are 3 things that make videos go viral theres actually 4 he forgot to add clickbait

  9. Wait im early let me think of a jok

    Read more.

  10. I watched this in school today and freaked out when the Casey Neistat video was shown.

  11. And I am famous too.. thank you

  12. I actually had a video go viral a few years ago. I even made a video going back to the video and I give out some tips so that maybe someone can do it to! Hope this helps: https://www.youtube.com/watch?v=aLmV_9b7soo

  13. This is why I don't watch Ted Talks.

  14. that's true my video became viral over night just take a look https://youtu.be/ImLl5cXhteY

  15. There are a tons of reasons as to why some things go viral and others don't. When human psychology is involved its about how the person is feeling at the time if the press the share button.

  16. Except you can't now, because Youtubes algorithms are so awful.

  17. It is ironical this video only has 500K views XD

  18. FIRST TED VIDEO TO BE UPLOADED IN HD, and quite ironically it's about videos

  19. Give a like if you are a Casey Neistat Fan!!!!

  20. Watch my video, its a start?

  21. just watched this video…not really sure if I learned anything about making viral videos…haha

  22. Trying to be famous on Youtube is like looking for a needle in a haystack, except someone forgot to mention there's no needle there

  23. So it's impossible to be in the top .00001%