Oprah Where Are They Now:
Knots Landing stars Donna Mills and Joan Van Ark played archenemies on the scandalous '80s television show, but in real life the two have remained close friends. Over the course of their friendship, they've seen several changes in Hollywood, including a rise in celebrities getting plastic surgery. Watch Donna and Joan share why they think plastic surgery is more prevalent today than it was 25 years ago.
More from this episode
More from Oprah: Where Are They Now?
More From This Show