Apparently Barbara filmed the entire movie independently, before shooting the actual film. Here is a clip of the "Tomorrow Night" scene, it goes back and for from her version and the actual scene from the movie.
Ingrid Bergman presenting the Oscar® for Best Actress to Katharine Hepburn for her performance in "The Lion in Winter" & Barbra Streisand for her performance in "Funny Girl" at the 41st Academy Awards® in 1969.
