They were arguably THE show biz super-couple of the early 90s … until they split in 1995.

Now, supermodel Cindy Crawford opens up to OWN about her ill-fated marriage to screen stud Richard Gere, claiming their 17-year age gap was the reason why the relationship didn't have Pretty Woman's storybook ending.

"I just think your twenties, for women, is such a time when you're starting to come into your own and feel your own power and connect to your inner strength," Cindy, 47, told OWN. "And it's hard to do that, it's hard to change in a relationship, because what one person