Yikes, who knew Barbara Walters had any scandals in her past? We’re about to find out a whole lot more about Barbara Walters when her interview with Oprah airs May 6 — including an affair with Senator Edward Brooke in the 1970s.

More of Barbara Walters’ dirty secrets will be spilled during the May 6 Oprah interview, as Barbara Walters promotes her tell-all autobiography, Audition: A Memoir.

Barbara Walters’ affair with Senator Edward Brooke, a married African-American politician (she was married too!), lasted two years — and has never been revealed until now.