unauthorized biography. "He just wanted to be something else. And he went about the business of doing that." Indeed, there are no shortage of theories from plastic surgery experts and biographers like Taraborrelli about the possible nature and number of surgeries behind Jackson's changing appearance -- and the reasons they believe the star did it. In the 1970s, as the youngest member of the Jackson 5, Michael was the cherub-faced wunderkind no audience could resist. But even before he began to alter his features, Jackson was wearing a mask, concealing a feeling of unbearable pressure to succeed, brother Jackie Jackson said in a 1993 interview. "I used to go to Michael's room and I see on his wall he's writing, 'I will sell 20 million...