Casey Neistat uploaded his first-ever YouTube video.
However, he didn’t make his first vlog until March 25, 2013.
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Psy's music video for 'Gangnam Style' surpassed one billion views on YouTube, becoming the first video to do so in the website's history.
American pop singer Ariana Grande joined YouTube at 13 years old.
YouTube was founded & the domain name youtube.com was activated.
The video for Psy's Gangnam Style reached two billion views on YouTube.
YouTube was fined $170 million for collecting data on child users.
