because there was once a tiny single frame cartoon in the puerile rag called “Viz” that deplicted a road with the aforementioned sign on it and the band crossing the road singing tiger feet.
You committed it to memory because you are one of fourteen different personality traits, this categorization can be read by the black helicopters when overhead, these markers enable them to target “suggestive instructions” more efficiently. For example: when the water reservoirs are full “suggestive instructions” are fed to the groups most likely to be in possession of hose pipes or another example: during autumn when the ozone layer is at its thinnest it is often necessary to increase the upper air density by adding particulates, this is achieved by feeding the “light bonfire” suggestive instruction.
co-incidentally I’ve just accidently won fifteen tons of aluminum foil on ebay, does anyone know the most common head size? cheers!