Twice in a Lifetime (1985)

Director: Bud Yorkin
Cast: Ally Sheedy, Amy Madigan, Ann-Margret, Brian Dennehy, Darrell Larson, Ellen Burstyn, Gene Hackman, Stephen Lang

Synopsis:

A middle-aged steelworker is content with his job and his family, but feels that something is missing in his life. On his 50th birthday, he stops in at a local bar for a drink to celebrate. He finds himself attracted to the young, very sexy barmaid–and, to his surprise, he finds that she is also very attracted to him.