With a wide array of pop culture applications, it's no wonder reaction videos are such a hot trend in the YouTube community. What YouTuber went viral after posting a video titled "Reacting to My Old Videos"?

While James Charles went viral after posting a video titled "Reacting to TikToks About Me", Emma Chamberlain captured attention with her video "Reacting to My Old Videos". With so many clever ways to apply this trend, we don't see it going away anytime soon.

Asked by Rachel Bortles · Last updated 5 years ago · 147 views · SOURCE