Burger King is making an unexpected step to attract consumers these Olympics weeks, aiming to battle with its major rival, McDonald’s, the official sponsor of the London 2012 Games. The chain’s ‘Flameship’ venue in Leicester Square has been turned into a gallery of one masterpiece as the company’s is displaying ‘Flame Grilled’ work by big-name artist Damien Hirst at least until the end of the year, but not for ever, according to Marketing.