VIDEO: Sneak Peek - Corbin Bleu Visits OPRAH: WHERE ARE THEY NOW? Tonight

First Look: Sinéad O'Connor, Margaret Cho and Lou Ferrigno on Oprah: Where Are They Now?

Controversial Grammy winner Sinéad O'Connor on her biggest controversies. Then, comedian Margaret Cho talks about her open marriage, and Lou Ferrigno, known for his role in The Incredible Hulk, reminisces about training music legend Michael Jackson. Plus, High School Musical's Corbin Bleu introduces the lady in his life. Tune in Friday night at 9/8c.

This week on "Oprah: Where Are They Now?:" Grammy-winning artist Sinead O'Connor's recent public feud with Miley Cyrus made headlines around the world, and she addresses the mental illness that was the subject of that feud head-on in this open and straightforward interview, in which she also talks about the possibility of a fifth marriage, and what she was really thinking when she tore up the Pope's photo on "Saturday Night Live" over twenty years ago.

Corbin Bleu was exposed to the entertainment industry at a young age, but it was in 2006 that he burst onto the scene as Chad in Disney's "High School Musical." Today, he opens up about the overwhelming fame that the franchise brought him, and what it means to be multiracial, and in an interracial relationship, himself.

Former Mr. Universe Lou Ferrigno is known for his portrayal of 'The Incredible Hulk' on the CBS series from 1977 to 1981. Today, he opens his home and private gym to talk about overcoming his hearing impairment at a young age, fond memories of Michael Jackson, whom he trained, and why fitness plays such a fundamental role not only in his life, but in the lives of his children. Also, no-holds-barred comedian Margaret Cho discusses her open marriage and sexuality, and reveals what her parents think of her career and lifestyle.

Click below for a sneak peek at the episode!

Their stories made headlines across America. "Oprah: Where Are They Now?" tracks down "Oprah Show" guests who made you laugh...and made you cry. Find out where they are now and get a glimpse inside their homes and lives in an all-new episode of "Oprah: Where Are They Now?" airing tonight, January 24 at 9:00 p.m. ET/PT on OWN: Oprah Winfrey Network.

For more information on "Oprah: Where Are They Now?" visit:
http://www.oprah.com/own-where-are-they-now/oprah-where-are-they-now.html. To find what channel OWN is on in your area, visit www.oprah.com/findown.

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