On today's episode of Collider Movie Talk, Mark Ellis, Perri Nemiroff and John Rocha discuss the following: In an interview with MTV News, Chris Pratt revealed that Disney and Marvel are still using James Gunn's script as the basis for Guardians of the Galaxy Vol. 3. Dwayne Johnson aka The Rock responded on Twitter that he had to pass on hosting the Oscars due to scheduling complications with the Jumanji sequel. At a recent Collider IMAX screening, producer Jon Landau provided an update on the Avatar sequels from James Cameron, including the status on filming, script development, and …