Oprah: Where Are They Now? follows up with Hanson, the pop group that rose to the top of the charts in 1997. Then, in 2004, Oprah interviewed Kaden, a transgender 11-year-old, who wanted a sex change. Eight years later, Kaden, now 20, reveals if he decided to get the operation. Finally, get a shocking update on the father, mother and two sons who were all hooked on heroin.

Tune in Tuesday, October 30, at 10/9c.