An amazing example of the power and possibilities of social media. Thatcher haters in England have made the "Wizard of Oz" classic song "Ding Dong the Witch is Dead" the number one selling single in the country. And the "munchikins" who appeared in the film are none too pleased: Ruth Duccini, 94, and Jerry Maren, 91 -- who sang the ditty -- said: "It's terrible." Saddened Munchkins said it was monstrous to hijack the song -- as the BBC fudged a decision whether to play it. Ruth, among those who sang the song in 1939's Wizard Of Oz, believes the...