Interesting article in The Guardian, about Elton John losing his libel action against them for a satirical article they published:
http://www.guardian.co.uk/uk/2008/dec/13/law-press-and-publishing-elton-john-libel-guardian
"It's significant," said media law expert Mark Stephens of the ruling. "What Tugendhat has done is move us closer to the US system where you can't get damages for satire and humour, except in the most exceptional cases."