2 Former 'Grey's Anatomy' Stars Are Returning for Season 18 (& 4 Former Stars Already Returned!)

It’s Thursday night and you know what that means…. a new episode of Grey’s Anatomy and there’s been some news recently!

So far, four past Grey’s Anatomy stars returned for season 18 and now, 2 more stars are returning for the season finale!

Click through the slideshow to see who has returned (so far) for season 18, plus the two former stars who will appear in the finale…