What is name of movie BJM starring Cameron Diaz?

There is no movie called "BJM" starring Cameron Diaz. It's possible you're thinking of a different movie or have the title slightly wrong.

Could you please provide more details or try to remember any other information about the movie?

For example:

* What genre is the movie?

* What is the plot about?

* Any other actors in the movie?

* When did you think you saw the movie?

With more information, I can help you identify the correct title.