who wrote the song happy by pharrell williams
Happy (Pharrell Williams song) "Happy" is a song written, produced, and performed by American singer and record producer Pharrell Williams, from the Despicable Me 2 soundtrack album. It also served as the lead single from Williams' second studio album, Girl (2014). It was first released on November 21, 2013, alongside a long-form music video. The song was reissued on December 16, 2013, by Back Lot Music under exclusive license to Columbia Records, a division of Sony Music.[1]