“Happy” is a song performed by American singer and producer Pharrell Williams, from the Despicable Me 2 soundtrack album. The song was written and produced by Williams. It was released on November 21, 2013 alongside a long-form music video presented via the website 24hoursofhappy.com. The song was reissued on December 16, 2013 by Back Lot Music, under exclusive license to Columbia Records, a division of Sony Music Entertainment. The song also serves as the lead single of Williams’ upcoming second studio album, G I R L (2014).