"Uptown Funk" (stylised as "UpTown Funk!") is a song recorded by British record producer Mark Ronson featuring American singer and songwriter Bruno Mars, for Ronson's fourth studio album, Uptown Special (2015). RCA Records released the song as the album's lead single on 10 November 2014. Jeff Bhasker assisted the artists in co-writing and co-producing the track, with additional writing from Philip Lawrence. The song became a worldwide phenomenon with its major impact on pop culture.