ABANDONED. romance about actress, backslash in the title, and maybe the word step or star?

[Red]

I bought a book from my local library some time in the 90s, so it was published probably in the 70s or 80s is my guess. The book cover was mainly yellow and the title was (I think) two words separated by a /

I think it was about an actress, and maybe her daughter, but I didn't read it and so I'm not sure.

[Lobstergirl, au gratin]

Red, are you still looking for this book or did you find it?

Did you get this from a library in the U.S.?

[Lobstergirl, au gratin]

Lobstergirl wrote: "Red, are you still looking for this book or did you find it?

Did you get this from a library in the U.S.?"

No response in 3 years. Moving to Abandoned.