The UK is a little behind the US in frivolous complaints of racism, but Naomi Campbell is doing her best to help her homeland catch up:

http://www.nydailynews.com/lifestyle/fashion/2011/05/31/2011-05-31_naomi_campbell_may_sue_cadbury_for_using_her_name_in_racist_chocolate_ads.html

The fact that there is not a shred of evidence that the ad makes an analogy between a black supermodel and a bar of chocolate is of no concern to activists, who think "what political capital can we make out of this?".