sentences:  Her music was used as part of an exhibition at the British Library tracing the history of Cockney English.The exhibition, which ran from November 2010 to April 2011, used Nash's music to demonstrate today's younger urban mode of Cockney English.Nash is a natural redhead, but dyed her hair black for her role in the film "Greetings from Tim Buckley", and subsequently maintained two-tone black and blond hair to promote the 2013 album "Girl Talk".