TIL Anna Nicole Smith was considered for the "Sharon Stone" role that went to Halle Barry
https://the-flintstones-wiki.fandom.com/wiki/The_Flintstones_(film)
As a fan of Anna Nicole I just found this out.
"Sharon Stone was to play Miss Stone, but turned it down because of scheduling conflicts. The role was also offered to Nicole Kidman. Anna Nicole Smith was also considered"
Instead she played Tanya Peters in "The Naked Gun 33 1/3" that also came out the same year.
A interview she did with Entertainment Weekly confirming it
https://ew.com/article/1993/05/28/anna-nicole-smith-woman-substance/
"Who do you think is sexier-Madonna or Sharon Stone?
Oh, gosh, neither. I’m upset with Sharon Stone because she was offered the Marilyn Monroe part (in The Immortals, about Monroe’s affair with JFK), and she looks nothing like her. I wanted that part. To me, she’s not a Marilyn Monroe type—she doesn’t have a womanly figure. She also got offered the role in the Flintstones movie (a secretary named Sharon Stone) I later tried out for"