Shonda Rhimes is still figuring out how she can close the chapter on Grey's Anatomy. "To be at 450 [episodes] is amazing, and really all because of the fans and the fact that they've kept watching the show and they've stuck with it and they're excited and invested," Rhimes, 55, said during the Monday, October 13, episode of the Today show. Rhimes went on to admit that "people have been asking" how she envisions the years-long series coming to an end. "I'd say back at around episode 150, I knew how it was going to end," she continued. "Now we're at 450, I have no idea.