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Toni Braxton has experienced the highest of professional highs and the lowest of personal lows, and on Monday's all new Behind The Music, Braxton is opening up about the music, the money and the moment that made her feel microscopic.

VIDEO - Toni's ET Interview

Following her bankruptcy filing in 1998, Braxton went on The Oprah Winfrey Show in March to finally set the record straight. Or so she thought.

"[Oprah] was so freakin' mean to me," Braxton says in ETonline's exclusive sneak peek clip. "I couldn't believe it. She pretty much reprimanded me."

Watch the exclusive clip above and tune in to the premiere of VH1's Behind The Music: Toni Braxton on October 29 at 10 p.m.