Singer Sarah Brightman has joined the global Live Earth line-up and will headline the Shanghai leg of the environmental awareness supergig on 7 July (07). The operatic singer will join the ranks of Madonna, The Police, Robert Plant and Crowded House among the stars who will headline shows all over the world on the same day. The event will be held in London, New York, Sydney, Shanghai, Tokyo, Johannesburg, Rio de Janeiro, Hamburg and Istanbul. Over two billion people are expected to watch the concerts live, on TV, radio and on the internet.