https://cdnph.upi.com/ph/st/th/1241784744296/2026/upi/778a1432d2dd07a8025dadd98ee4d228/v1.5/Julie-Andrews-documentary-coming-to-Disney-in-2027.jpg" /> Disney+ announced a "definitive" new documentary film about "Mary Poppins," "The Sound of Music" and "The Princess Diaries" actress Julie Andrews.