Ahead of the Feb. 21 finale of "Oprah: Where Are They Now?" we have a sneak peek of guest Brooke Burke-Charvet's inspirational interview!

During the show, the "Dancing with the Stars" co-host explains how she balances being a wife, mother and entrepreneur. The 42-year-old also opens up about her shocking thyroid cancer diagnosis, how she coped with treatment and how being a cancer survivor has forever changed her outlook on life.

Take a look at the clip below and make sure to tune in for the finale Feb. 21 at 9 pm ET on OWN!