Actress Yoo In Na will be participating in Pharrell Williams' hit song "Happy" video campaign.

Yoo In Na, who had previously revealed that she is a fan of Pharrell Williams, will be filming for the video during her radio KBS 2FM "Yoo In Na's Raise The Volume" today with guest Dickpunks.

The video campaign is for the 'Happy Day' designated by UN. UN and Pharrell Williams are collecting videos or covers of the song 'Happy' from fans all over the world, and it will be put together and released through their website (https://24hoursofhappiness.com) on March 20.

Photo Credit: YG Entertainment