The McDonald’s ‘I’m Loving It’ chant is up there with the Intel Inside sonic logo as probably one of the most recognised pieces of sonic marketing. But how do you keep your sonic logo sounding fresh? How do you stop consumers from going “not that again”?

Well how about you get your consumers to reinvent it! McDonalds ran a competition in the US to soundtrack their new ad, and the winner was Jason Harper, a singer from Palm Beach, who apparently received nearly half of the 12,279 votes cast at myspace.com/BigMacChant, where folks voted online in celebration of the Big Mac’s 40th birthday. Here’s the original advert…

…and here’s Jason Harper’s winning entry