Mark Daniel Ronson (born 4 September 1975) is an English-American musician, DJ, songwriter and record producer

On 30 October 2014 Ronson announced through twitter the release of the lead single of his upcoming album on 10 November 2014. The single, "Uptown Funk" will feature Bruno Mars vocals. Later on, Mars said that Ronson had been working on this album since 2013.