‘The Princess Diaries’ Threequel, written by Aadrita Mukerji, underway at Disney

One third Diary of a Princess Movie written by Aadrita Mukerji (achievers, super girl) is in the works at Disney, Deadline can confirm.

Two-time Emmy nominee Debra Martin Chase returns to produce the new film after working on the previous two installments, with Melissa K. Stack writing the comedy script. The other women with Cameron Diaz, Leslie Mann and Kate Upton – as executive producers.

The Princess’s Diary is a coming-of-age comedy based on the popular Meg Cabot novel series published by Disney in 2001. Pic tells the story of Mia Thermopolis (Anne Hathaway), a San Francisco teenager who discovers that she is the heir to the throne of Genovia. Julie Andrews starred in both this film and its 2004 sequel The Princess Diaries 2: Royal Engagement as Mia’s grandmother and Genovia’s regent Clarisse Renaldi, with the two films grossing over $299 worldwide. The late Garry Marshall directed both films – he worked from scripts by Gina Wendkos for the original and Shonda Rhimes for the sequel.

Details of the plot of the threequel and Hathaway and Andrews’ involvement are currently classified. But the new film will be seen as a continuation of a previous story rather than a reboot – and Hathaway has confirmed her interest in working on the film again. Mary Poppins Oscar winners last month. “I’ll love it more than I crave it,” she told Entertainment Tonight while promoting her new movie. Armageddon time. “If there’s a way to get Julie Andrews involved, I think we’ll make it work. We went to where she was and put a green screen behind her and made it happen.

today Princess diary News was first reported by The Hollywood Reporter.

Mukerji is represented by The Framework Collective; Prosecution by CAA and Del Shaaw Moonves; and Stack from CAA, Kaplan/Perrone Entertainment and Hansen, Jacobson, Teller.