Katherine Heigl will never forget her former Grey's Anatomy costar Eric Dane after his tragic death at 53. "I debated this post for days. I have never been comfortable grieving publicly," Heigl, 47, wrote via Instagram on Sunday, February 22. "I share my tears, my stories and my memories with those I'm closest to and, more times than not, I share them only with the heavens alone. But that silence can often look like a lack of care which I could not abide here." She continued, "Rebecca, Billie, Georgia ... There is so little, if in fact anything, one can say about a tragic loss like yours.