This is a genuine sign that has been amended ahead of The Pope’s visit to the UK.
Also some “protest art” has now appeared on a wall in London:-
Nick Walker begins his graffiti art of Cardinal Sinister depicting Pope Benedict XVI at Royal College of Art in South K on Thursday September 16, 2010 in London, England. Picture Zed Jameson. Pope Benedict XVI is flying to Scotland as he begins a four-day trip to Britain under the shadow of how the Catholic church has handled years of cases of sex abuse by clergy