An ornate gold horse and carriage was sent to greet the people of Chelsea, to promote the rollout of Marmite’s newest dead-posh flavour, Truffle.

A series of witty out-of-home executions were launched outside Harrods, Chelsea Embankment, and Knightsbridge with accompanying lines like: “One either loves it or would rather gargle Thames Water” and “One either loves it or has to rinse one’s mouth with Early Grey”.