Ever since the strapline ‘Nicholas Parsons is the neo-opiate of the People’ graced a concrete roundabout in Harrow in the 1970s, I’ve been a fan of sardonic or facetious textual graffiti. Sadly, my all-time favorite, the simultaneously mindless and profound spaying of the word ‘wanker’ above a bronze statue of Freud in London’s Swiss cottage, couldn’t be found, however here are 15 choice favorites from the many collections of these around the web.