The bad news: Erica, who had a child with Private Practice's Cooper, has a terminal brain tumor. The good news: Amelia Shepherd and her big brother Derek will reunite to try to save her.
Amelia (Caterina Scorsone) will travel to Grey's Anatomy's Seattle Grace during a special ...
If you haven't yet heard, Grey's Anatomy and Private Practice are doing another crossover this season, and TVGuide.com has the exclusive details on who's popping up where.
Exclusive: Grey's Anatomy and Private Practice doing another crossover
As we first reported, Private's Amelia Shepherd (Caterina Scorsone) will venture up to Seattle Grace in the first hour of the crossover during Grey's. She'll...