[Essential Classics for new commers Help]

I'm hosting a movie classic party next month over the weekend the guest are mixed couples, singles (male&female) and would like your thoughts on movie selections. Some are classic movie watchers and some will be introduced to this genre at this event. Please forward me what you feel are must sees.

 

Thanks!

[Need Name of Movie]

A friend of my just called thinking I might know the name of a movie with the following plot: Working girl lands job as secretary to wealthy businessman works hard helps business secretly likes him and sabotages relationships only his valet knows. She lands the boss at the end. (B/W)

 

HELP!!!!