iJustine, Harley Morenstein Try Not To Laugh In Latest Fine Bros ‘React’ Video

The Fine Bros are famous for filming people from all walks of life reacting to the silliest or most fascinating videos on YouTube. Recently, the brothers have invited their fellow YouTubers to react to viral videos in their series “YouTubers React.”

In one their most challenging “YouTubers React” yet, the Fine Bros filmed other YouTubers’ reaction to some of the most viral videos in YouTube’s eight-year history. The catch? The YouTubers must watch these videos without laughing or smiling.

Which YouTubers will remain standing in this contest? Find out in the video above.

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