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Future Music Festival 2014 - Sydney

Pharrell Williams teamed up with the United Nations Foundation to celebrate today’s International Day of Happiness.

Pharrell’s song “Happy” will be this year’s anthem, encouraging “people to take action to support the UN and to create a happier world for people everywhere.”

You can join the celebration from anywhere in the world by submitting photos or videos of yourself dancing, singing or just being happy with the hashtag #HAPPYDAY to Williams’ website:www.24hoursofhappiness.com/.

The Grammy award winner has been sharing the best submissions all day today.