Celebrity DJ, child of musical privilege, over-hyped remixer or talented musician; whatever you think of Mark Ronson, there’s no denying the success of his latest album. He has just become the only artist to top both the singles and albums charts simultaneously since Miley Cyrus in 2013. Uptown Special’s title track, Uptown Funk! (a collaboration with Bruno Mars), has now spent seven weeks at No.1 on the UK Singles Chart. After the album was released on January 19, it ...