BUCKINGHAM, ENGLAND - APRIL 08:  United Kingdom Independence Party (UKIP) workers await the arrival of their candidate Nigel Farage at campaign headquarters on April 8, 2010 in Buckingham, England. Member of the European Parliament, Nigel Farage, is standing in the constituency of Parliament's speaker John Bercow in the general election which is  to be held on May 6, 2010. Electoral convention dictates that main political parties do not put up candidates in the current Speaker�s constituency.  (Photo by Peter Macdiarmid/Getty Images)