https://cdnph.upi.com/ph/st/th/3421786017841/2026/upi/9f94456e3c10ed2aa3c99b89a0f3b5ba/v1.5/HBO-Max-working-on-Gilmore-Girls-documentary.jpg" /> HBO Max has announced a documentary about the beloved family dramedy, "Gilmore Girls," is now in production and will premiere "soon."