This feature was originally published on September 29, 2009

So far, our Best of the 2000s series has produced some heated debates. But more than anything, the Aughts (2000-2009) have been all about watching videos on the internet. Over the last decade, we've witnessed the birth of the viral video through a series of important events: the first cell phone with a camera was introduced in 2001, YouTube was founded in 2005, and Nah Right started embedding videos in 2006. We assembled a comprehensive countdown of the decade's 100 Best Viral Videos, from our favorite mainstream memes to some hilarious hip-hop blogosphere classics, for your viewing pleasure...

RELATED: The 100 Greatest 2000s Films

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