Oprah and Dr. Oz (2004)

Oprah WinfreySony Corp.Phil McGrawMehmet Oz
In Dr. Phil's wake, Oprah helped another health and medical expert find his footing in the world of television. Mehmet Oz, a cardiothoracic surgeon, first appeared on Oprah's show in 2004. Clad in his blue surgical scrubs, "Dr. Oz" was a Tuesday regular on "The Oprah Winfrey Show" for five... George Burns / Harpo Productions / Associated Press