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Over the past 30 years, Oprah Winfrey has gotten to know the biggest stars on the planet, including Paul McCartney and the late Michael Jackson, but she says no other star has risen to fame like Justin Bieber.

VIDEO: Oprah Cautions Bieber Against Marrying Young

In her upcoming interview with the Biebs, Oprah says that the major difference that makes Bieber's rise to stardom unique is the role that social media played in his discovery and continued success.

"Thirty million, nearly, Twitter fans follow his every move 24/7," Oprah states in a new preview of the sit-down. Click the video to see Bieber's reaction to Oprah's assessment of how he stands apart from past music legends.

And you can watch the entire interview on Sunday, November 25 at 9/8c on OWN.