The Barbara Walters Summer Special (1976– )
The show is mentioned by name.
Julia Roberts refers to Katharine Hepburn interview
Clips of various interviews
Webwa Walters makes an appearance
In the scene where Babs walks in on a room full of talk show spoofs, a Barbara Walters character asks an Oprah Winfrey character "What kind of a tree would you be?". That question was used rather infamously in one special where she interviewed Katherine Hepburn.