80. Mary-Kate & Ashley Olsen: from baby stars to teen moguls and sex symbols 79. Wayne Knight loses a lot of weight through diet and exercise 78. Pink: from teen pop star to tattooed bad girl 77. Meg Ryan: from sweet to sultry 76. Lil' Kim gets nose job, boob job, goes blonde, etc. 75. David Bowie constantly re-invents himself 74. Bob Guiney: from chubby funny guy to hunk 73. Brad Pitt constantly changes his hair 72. Liza Minnelli loses 90 pounds 71. Dennis Rodman: from quiet rebounding specialist to publicity-savvy bad boy 70. LaToya Jackson: former religious introvert poses in Playboy 69. Paula Abdul: from cheerleader turned pop star to American Idol judge 68. Alyssa Milano: from child star to sex kitten 67. Mark Wahlberg: from rapper/underwear model to respected actor 66. Marilyn Monroe becomes legendary sex symbol, in part due to plastic surgery 65. John Popper undergoes gastric bypass surgery, loses 210 pounds
