Simon and Oprah

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Every week, 30 million fans tune in to hear what American Idol's Simon Cowell will say next. He has launched careers and crushed dreams. Now it's our turn to judge Simon's opinion—he has handpicked a musical group that he believes is the next big thing, and he is introducing them today. But first, Simon talks about what makes a great pop star—on and off American Idol. Beyond raw talent, he says, "The likeability factor is huge. People have to like you."