Mark Ronson (born 4 September 1975) is a sought-after producer, who's worked with such diverse artists as Miley Cyrus, Jay-Z, Lily Allen, Robbie Williams, Bruno Mars, Christina Aguilera, Amy Winehouse, Ol' Dirty Bastard, Duran Duran and comedian Jimmy Fallon. Born in London, he is the son of writer Ann Dexter-Jones and real estate tycoon Laurence Ronson. His mother later married Mick Jones, lead guitarist of multiplatinum selling rock band Foreigner.