London's summer supercar season heats up as wealthy playboy owners cause chaos in fashionable Knightsbridge by parading their marble Ferraris and flash Rolls Royce's to the delight of car enthusiasts... but has one driver fallen victim to graffiti vandals?

Uber-rich drivers continued to clog up central London last night as they showcased their flashy supercars on the roads of plush Knightsbridge. To the …