Carolyn Shepherd (Tyne Daly, below) made quite an impression last night, while serial killer William (Eric Stoltz) did his best, inadvertently, to drive Meredith and Derek apart, and Arizona Robbins (Jessica Capshaw) spent much of the night feuding with Bailey.

If you missed "Sympathy For the Devil" or just want a full rundown the action, check out our site's episode recap. We've got the whole thing covered from beginning to end.

Our collections of Grey's Anatomy videos and pictures from the episode are up for your enjoyment, while our music guide and list of Grey's Anatomy quotes are in progress.

What did you think of the show last night?

Our Round Table discussion is still to come, and we'll keep you abreast of the latest news and Grey's Anatomy spoilers. As always, our

Steve Marsi is the Managing Editor of TV Fanatic. Follow him on Google+ or email him here.