Wilson found major success once more with her memoir: ' in 1986. The book remained on the national best-seller list for months and established a sales record for the genre. The book focused on the early career of the Supremes and its success during the 1960s. Four years later, in 1990, Wilson released her second memoir: ', also a best seller, which focused on the Supremes in the 1970s. In between this period, Wilson became a frequent guest on several television programs and talk shows and began regularly performing in Las Vegas casinos and resorts. Wilson then recorded a cover version of "Ooh Child" for the Motorcity label in 1990. A year later, she signed with CEO Records and released the album, "Walk the Line", in 1992. The label filed for bankruptcy the day after its national release. Wilson maintained that she was deceived about the financial status of the label. The available copies of the album quickly sold out, however, and Wilson continued her success as a concert performer.