After leaving the group in 1970, she began a solo career that has included successful ventures into film and Broadway. In 1976 Billboard magazine named her the ‘Female Entertainer of the Century’. In 1993, the Guinness Book of World Records, declared Diana Ross the most successful female music artist in history due to her success in the United States and United Kingdom, for having more hits than any female artist in the charts with a career total of 70 hit singles with her work with the Supremes and as solo artist, has sold more than 100 million records worldwide.