Stray Cats (1984)

Two Louisville girls, former classmates and friends, Mara Cole and Jane Peters, cross paths years later while jogging in New York City. In the course of getting reacquainted, Jane discloses that she's now married to Mara's former beau, Wilson Ladd. They renew their former friendship, but Mara still has feelings for Wilson that threaten both their friendship and Jane's relationship with Wilson.