The stories behind the M25’s most famous graffiti

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“Give peas a chance” could be read on the Chalfont Viaduct for ten years. The graffiti, between junctions 16 and 17 in Buckinghamshire, was later changed to “Give Helch a break!!!”. Andy Collins spoke to Dr Rafael Schacter, Associate Professor in Anthropology and Material Culture at University College London. Picture: Google.