LONDON, ENGLAND - MAY 27:  Prime Minister David Cameron, Chancellor of the Exchequer George Osborne and acting leader of the Labour Party, Harriet Harman, process though the central lobby during the State Opening of Parliament at the Houses of Parliament on May 27, 2015 in London, England. The Queen's Speech is the centrepiece of the State Opening and is expected to see promise of an EU referendum, tax cuts and an extension of Right to Buy in the in the first all-Conservative Queen's Speech since 1996. (Photo by Dan Kitwood - WPA Pool /Getty Images)