Celebrating OprahDr. Mehmet Oz! Rachael! See who (and what!) the media mogul has made famous


After a show about the mad cow disease scare prompted beef producers to sue Winfrey in 1995, the talk-show host hired Dr. Phil's legal consulting firm to prepare her for the trial. The no-nonsense psychologist made such a strong impression that Winfrey invited him to appear on her show. He eventually became a regular guest, earning his own syndicated show (produced by Harpo). "He has the foresight and skill to look at any situation, cut through the psychobabble, and call it as he sees it – and he's usually right," Winfrey wrote in O magazine.