What was the movie about a guy that wanted to get rich by making an investment but he didn't have the money. He borrows the money from a woman friend of his. They may have dated in the past. At first she refuses to loan him the money because she said it would "make a man weak" to borrow money from a woman. She eventually loans him the money. He makes the investment and makes enough money to pay her back. He then becomes wealthy. The woman falls for him. He tells her he doesn't owe her anything and eventually marries someone else. This movie was made in the 50s or early 60s. The woman was a blond.