Love with the Proper Stranger

Love with the Proper Stranger is a movie starring Natalie Wood, Steve McQueen, and Edie Adams. A salesclerk at Macy's department store finds herself pregnant after a one-night stand with a musician, who does not even remember her.
Angie Rossini, an innocent New York City sales clerk from a repressive Italian-American family, engages in a short-lived affair with a handsome jazz musician named Rocky Papasano. When Angie becomes pregnant, she tracks down Rocky hoping he'll pay for her abortion.