![Pharrell Williams dances all over LA in world's first 24hr interactive music video for Happy | Daily Mail Online Pharrell Williams dances all over LA in world's first 24hr interactive music video for Happy | Daily Mail Online](https://i.dailymail.co.uk/i/pix/scaled/2013/11/22/article-2511915-19958A4400000578-684_636x382.jpg)
Pharrell Williams dances all over LA in world's first 24hr interactive music video for Happy | Daily Mail Online
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Pharrell Williams dances all over LA in world's first 24hr interactive music video for Happy | Daily Mail Online
![Pharrell Williams dances all over LA in world's first 24hr interactive music video for Happy | Daily Mail Online Pharrell Williams dances all over LA in world's first 24hr interactive music video for Happy | Daily Mail Online](https://i.dailymail.co.uk/i/pix/2013/11/22/article-2511915-19957EDA00000578-263_634x386.jpg)
Pharrell Williams dances all over LA in world's first 24hr interactive music video for Happy | Daily Mail Online
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