Grey's co-star: Katherine Heigl and T.R. Knight leaving Grey's Anatomy

Their is no stopping on Katherine Heigl and T.R. Knight's decision to leave the Grey's Anatomy. James Pickens Jr. (a.k.a. Grey's Dr. Richard Webber confirms that the two is saying goodbye to the the medical drama.

James Pickens Jr. said via USWeekly, "Yes, she is." And he continued, "Wherever Katherine goes, I wish her nothing but the best."

For T.R. Knight's case, " "He's going too. "He just wanted to pursue other career paths."

Both artist previously shows and open about their unhappy feeling on Grey’s Anatomy. Their wish has been granted...Goodbye to George and Izzie.....