"Who Is It" Is A Song By Michael Jackson From His 1991's Dangerous Album . The Song Is Like Several Of Jackson's Most Famous Songs About Rumors. The Song Peaked At #6 On The U.S. R&B Charts And #14 On The Billboard Hot 100 When Released. Michael Jackson Sang It Acappella During His 1993 Interview With Oprah Winfrey And The Positive Reaction To This Prompted Sony To Issue It As A Single In The U.S. Instead Of The Planned "Give In To Me".