By Chris Dorney Photography via the Londonist Flickrpool
It has to be aspirational, international and comprehensible (what on earth was Bjork singing about in Athens?). Mentioning friendship, dreams and never giving up might help but most of all it has to be rousing. Heather Small's Proud accompanied the Olympic Bid, which was all well and good, but what and who can you envision singing at the opening ceremony in the Cupcake in 2012?
Get some inspiration here and let us know your ideas for London 2012's signature song in the comments.