Janet Jackson is set to be released next year.The film, titled JANET, is set to arrive to celebrate the 40th anniversary of the singer’s self-titled debut album from 1982.As Variety report, Lifetime and A&E will produce the two-part, four-hour documentary, which “promises to offer unprecedented access to the Rock and Roll Hall of Famer’s life, and an intimate, honest and unfiltered look at the untold story of one of the highest-earning artists in music history”.The report says that JANET has