Sinatra: Raw (Pleasance, until 15 August) takes us inside the mind of the 20th century’s greatest crooner. The performer, Richard Shelton, catches Sinatra in confessional mode in the 1970s as he looks back on his chequered career. In the early days, a promoter suggested the stage name ‘Frankie Satin’ but his tough-minded mother, Dolly, vetoed the idea.