Internet phenomenon

This is a partial list of social and cultural phenomena specific to the Internet, such as popular themes, catchphrases, images, viral videos, and jokes. When such fads and sensations occur online, they tend to grow rapidly and become more widespread because the instant communication facilitates word of mouth.

These generally feature Internet users recording themselves taking a challenge and then distributing the resulting video through social media sites, often inspiring or daring other users to repeat the challenge.

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