Oprah Winfrey to reveal shocking 'family secret'

Talk show queen Oprah Winfrey has revealed that she's all set to make a blockbuster personal revelation.

"I was given some news that literally shook me to my core," People mag quoted Winfrey, 56, as saying in a promotional spot.

"This time, I'm the one being reunited. I was keeping a family secret for months, and on Monday you're going to hear it straight from me.

"I thought I'd seen it all. But this, my friends, is the miracle of all miracles," she added.

Winfrey was born to unwed teens, had a baby who died, and was raised by various family members.