Double bill of documentaries about American singers Mariah Carey and Janet Jackson. Mariah Carey recorded her multi-platinum selling debut album in 1990 and has since enjoyed a career that has lasted for over 20 years. She has received many accolades, including five Grammys and 17 World Music Awards. The youngest member of the musically renowned Jackson family, Janet Jackson, whose career began in her childhood, has enjoyed continued success both as a singer and an actor. She has won various awards including six Grammys.