Ian Hislop, editor of Private Eye, said that the Tories slogan 'Are you thinking what we're thinking?' was infact an adaptation of the slogan used by French fascist and founder of the National Front Jean-Marie Le Pen in his 1988 Presidency campaign.
“Notre programme est-ce que vous pensez” - “Our programme is what you are thinking”
Jean Marie Le Pen, National Front Party, 1988 Election
(Private Eye, 15th April 2005)