Clueless. Perhaps you'd like to take a look at this:
https://en.wikipedia.org/wiki/Hate_speech_laws_in_the_United_Kingdom. Also lest us forget the girl arrested for burning a Koran on facebook, the man banned from carrying "atheist literature" with him after his jail sentence, etc. At a risk of sounding like some sort of tin-hatted loony, the furore over Pussy Riot is just the latest blinkered and bias claptrap to manufacture outrage and distract us from our own ills. We've got no end of famous faces who don't have a clue joining in and banging the drum as well, deceiving themselves. The Guardian article posted above is excellent.
As for Madonna, her pathetic crusade to try and remain relevant is tiresome to say the least. Take off your cross or put on your knickers indeed.