Sugar Cookies (1973)
Plot's very similar. Co-writer says it was intenional
It's on the the marquee as Die Die My Darling
Shown on a theater sign
A theater is shown playing this movie; it's called 'See No Evil' on the marquee
The poster for the film is on the wall in R&F Productions' office.
Title seen on theater marquee, as "Les Pulpeuses".