They might include a dream ballet concerning her audition for Gooch in the film of MAME and being scotched due to concerns she was so good she might overshadow the star.
Or a series of blackout sketches comprising short snippets of her television series, what was it? Oh, Madeline?
A well-made project would incur such difficulties with rights clearance - you'd have to clear the music she sang in such a variety of things, from Blazing Saddles to 20th Century and scenes from Rabe, Wasserstein and Kanin. Yipes!
"Love Life. Live." Michael Bennett